2315511593 has 2 divisors, whose sum is σ = 2315511594. Its totient is φ = 2315511592.

The previous prime is 2315511553. The next prime is 2315511607. The reversal of 2315511593 is 3951155132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1863821584 + 451690009 = 43172^2 + 21253^2 .

It is a cyclic number.

It is not a de Polignac number, because 2315511593 - 2⁶ = 2315511529 is a prime.

It is not a weakly prime, because it can be changed into another prime (2315511553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1157755796 + 1157755797.

It is an arithmetic number, because the mean of its divisors is an integer number (1157755797).

Almost surely, 2^2315511593 is an apocalyptic number.

It is an amenable number.

2315511593 is a deficient number, since it is larger than the sum of its proper divisors (1).

2315511593 is an equidigital number, since it uses as much as digits as its factorization.

2315511593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20250, while the sum is 35.

The square root of 2315511593 is about 48119.7630189510. The cubic root of 2315511593 is about 1322.9669246292.

The spelling of 2315511593 in words is "two billion, three hundred fifteen million, five hundred eleven thousand, five hundred ninety-three".