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1149107 = 4128027
BaseRepresentation
bin100011000100010110011
32011101021112
410120202303
5243232412
640343535
712524111
oct4304263
92141245
101149107
11715383
12474bab
1331305b
1421cab1
1517a722
hex1188b3

1149107 has 4 divisors (see below), whose sum is σ = 1177176. Its totient is φ = 1121040.

The previous prime is 1149061. The next prime is 1149131. The reversal of 1149107 is 7019411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7019411 = 71002773.

It is a cyclic number.

It is not a de Polignac number, because 1149107 - 216 = 1083571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1149157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13973 + ... + 14054.

It is an arithmetic number, because the mean of its divisors is an integer number (294294).

21149107 is an apocalyptic number.

1149107 is a deficient number, since it is larger than the sum of its proper divisors (28069).

1149107 is an equidigital number, since it uses as much as digits as its factorization.

1149107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28068.

The product of its (nonzero) digits is 252, while the sum is 23.

The square root of 1149107 is about 1071.9640852193. The cubic root of 1149107 is about 104.7418298376.

The spelling of 1149107 in words is "one million, one hundred forty-nine thousand, one hundred seven".

Divisors: 1 41 28027 1149107