1056115165 has 8 divisors (see below), whose sum is σ = 1448386560. Its totient is φ = 724193232.

The previous prime is 1056115097. The next prime is 1056115169. The reversal of 1056115165 is 5615116501.

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

It is not a de Polignac number, because 1056115165 - 2¹⁵ = 1056082397 is a prime.

It is a super-2 number, since 2×1056115165² = 2230758483485954450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056115169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15087325 + ... + 15087394.

It is an arithmetic number, because the mean of its divisors is an integer number (181048320).

Almost surely, 2^1056115165 is an apocalyptic number.

It is an amenable number.

1056115165 is a deficient number, since it is larger than the sum of its proper divisors (392271395).

1056115165 is an equidigital number, since it uses as much as digits as its factorization.

1056115165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30174731.

The product of its (nonzero) digits is 4500, while the sum is 31.

The square root of 1056115165 is about 32497.9255491793. The cubic root of 1056115165 is about 1018.3656914694.

The spelling of 1056115165 in words is "one billion, fifty-six million, one hundred fifteen thousand, one hundred sixty-five".