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1140655 = 5228131
BaseRepresentation
bin100010110011110101111
32010221200111
410112132233
5243000110
640240451
712460345
oct4263657
92127614
101140655
11709a9a
12470127
1330c259
14219995
15177e8a
hex1167af

1140655 has 4 divisors (see below), whose sum is σ = 1368792. Its totient is φ = 912520.

The previous prime is 1140637. The next prime is 1140677. The reversal of 1140655 is 5560411.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1140655 - 29 = 1140143 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114061 + ... + 114070.

It is an arithmetic number, because the mean of its divisors is an integer number (342198).

21140655 is an apocalyptic number.

1140655 is a deficient number, since it is larger than the sum of its proper divisors (228137).

1140655 is an equidigital number, since it uses as much as digits as its factorization.

1140655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228136.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1140655 is about 1068.0145130100. The cubic root of 1140655 is about 104.4843959210.

The spelling of 1140655 in words is "one million, one hundred forty thousand, six hundred fifty-five".

Divisors: 1 5 228131 1140655