1057346165 has 4 divisors (see below), whose sum is σ = 1268815404. Its totient is φ = 845876928.

The previous prime is 1057346149. The next prime is 1057346183. The reversal of 1057346165 is 5616437501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5616437501 = 9461 ⋅593641.

It can be written as a sum of positive squares in 2 ways, for example, as 618317956 + 439028209 = 24866^2 + 20953^2 .

It is a cyclic number.

It is not a de Polignac number, because 1057346165 - 2⁴ = 1057346149 is a prime.

It is a super-2 number, since 2×1057346165² = 2235961825280414450, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105734612 + ... + 105734621.

It is an arithmetic number, because the mean of its divisors is an integer number (317203851).

Almost surely, 2^1057346165 is an apocalyptic number.

It is an amenable number.

1057346165 is a deficient number, since it is larger than the sum of its proper divisors (211469239).

1057346165 is an equidigital number, since it uses as much as digits as its factorization.

1057346165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211469238.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 1057346165 is about 32516.8597038521. The cubic root of 1057346165 is about 1018.7612043381.

The spelling of 1057346165 in words is "one billion, fifty-seven million, three hundred forty-six thousand, one hundred sixty-five".