2316573137 has 4 divisors (see below), whose sum is σ = 2322237540. Its totient is φ = 2310908736.

The previous prime is 2316573121. The next prime is 2316573163. The reversal of 2316573137 is 7313756132.

It is a happy number.

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 864124816 + 1452448321 = 29396^2 + 38111^2 .

It is a cyclic number.

It is not a de Polignac number, because 2316573137 - 2⁴ = 2316573121 is a prime.

It is a super-2 number, since 2×2316573137² = 10733022198140041538, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2316573137.

It is not an unprimeable number, because it can be changed into a prime (2316573107) 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, 2831588 + ... + 2832405.

It is an arithmetic number, because the mean of its divisors is an integer number (580559385).

Almost surely, 2^2316573137 is an apocalyptic number.

It is an amenable number.

2316573137 is a deficient number, since it is larger than the sum of its proper divisors (5664403).

2316573137 is an equidigital number, since it uses as much as digits as its factorization.

2316573137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5664402.

The product of its digits is 79380, while the sum is 38.

The square root of 2316573137 is about 48130.7919839265. The cubic root of 2316573137 is about 1323.1690647015.

The spelling of 2316573137 in words is "two billion, three hundred sixteen million, five hundred seventy-three thousand, one hundred thirty-seven".