10551157 has 4 divisors (see below), whose sum is σ = 10915020. Its totient is φ = 10187296.

The previous prime is 10551143. The next prime is 10551173. The reversal of 10551157 is 75115501.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5924356 + 4626801 = 2434^2 + 2151^2 .

It is a cyclic number.

It is not a de Polignac number, because 10551157 - 2²³ = 2162549 is a prime.

It is a super-2 number, since 2×10551157² = 222653828077298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10551127) 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, 181888 + ... + 181945.

It is an arithmetic number, because the mean of its divisors is an integer number (2728755).

Almost surely, 2^10551157 is an apocalyptic number.

It is an amenable number.

10551157 is a deficient number, since it is larger than the sum of its proper divisors (363863).

10551157 is an equidigital number, since it uses as much as digits as its factorization.

10551157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363862.

The product of its (nonzero) digits is 875, while the sum is 25.

The square root of 10551157 is about 3248.2544543185. The cubic root of 10551157 is about 219.3310049138.

Adding to 10551157 its reverse (75115501), we get a palindrome (85666658).

The spelling of 10551157 in words is "ten million, five hundred fifty-one thousand, one hundred fifty-seven".