3157354513 has 4 divisors (see below), whose sum is σ = 3157622068. Its totient is φ = 3157086960.

The previous prime is 3157354483. The next prime is 3157354537. The reversal of 3157354513 is 3154537513.

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 1584676864 + 1572677649 = 39808^2 + 39657^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3157354513 is a prime.

It is a super-2 number, since 2×3157354513² = 19937775041522934338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3157354913) by changing a digit.

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, 115218 + ... + 139963.

It is an arithmetic number, because the mean of its divisors is an integer number (789405517).

Almost surely, 2^3157354513 is an apocalyptic number.

It is an amenable number.

3157354513 is a deficient number, since it is larger than the sum of its proper divisors (267555).

3157354513 is a wasteful number, since it uses less digits than its factorization.

3157354513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267554.

The product of its digits is 94500, while the sum is 37.

The square root of 3157354513 is about 56190.3418124503. The cubic root of 3157354513 is about 1467.0371644979.

The spelling of 3157354513 in words is "three billion, one hundred fifty-seven million, three hundred fifty-four thousand, five hundred thirteen".