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1130055 = 3575337
BaseRepresentation
bin100010011111001000111
32010102010220
410103321013
5242130210
640115423
712414423
oct4237107
92112126
101130055
11702033
12465b73
13307494
14215b83
15174c70
hex113e47

1130055 has 8 divisors (see below), whose sum is σ = 1808112. Its totient is φ = 602688.

The previous prime is 1130053. The next prime is 1130057. The reversal of 1130055 is 5500311.

It is an interprime number because it is at equal distance from previous prime (1130053) and next prime (1130057).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1130055 - 21 = 1130053 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 75337 = 1130055 / (1 + 1 + 3 + 0 + 0 + 5 + 5).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37654 + ... + 37683.

It is an arithmetic number, because the mean of its divisors is an integer number (226014).

21130055 is an apocalyptic number.

1130055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1130055 is a deficient number, since it is larger than the sum of its proper divisors (678057).

1130055 is an equidigital number, since it uses as much as digits as its factorization.

1130055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75345.

The product of its (nonzero) digits is 75, while the sum is 15.

The square root of 1130055 is about 1063.0404507826. The cubic root of 1130055 is about 104.1597335830.

Adding to 1130055 its reverse (5500311), we get a palindrome (6630366).

The spelling of 1130055 in words is "one million, one hundred thirty thousand, fifty-five".

Divisors: 1 3 5 15 75337 226011 376685 1130055