2316594509 has 2 divisors, whose sum is σ = 2316594510. Its totient is φ = 2316594508.

The previous prime is 2316594493. The next prime is 2316594521. The reversal of 2316594509 is 9054956132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1292402500 + 1024192009 = 35950^2 + 32003^2 .

It is a cyclic number.

It is not a de Polignac number, because 2316594509 - 2⁴ = 2316594493 is a prime.

It is a super-2 number, since 2×2316594509² = 10733220238257902162, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2316594509.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2316594529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1158297254 + 1158297255.

It is an arithmetic number, because the mean of its divisors is an integer number (1158297255).

Almost surely, 2^2316594509 is an apocalyptic number.

It is an amenable number.

2316594509 is a deficient number, since it is larger than the sum of its proper divisors (1).

2316594509 is an equidigital number, since it uses as much as digits as its factorization.

2316594509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 291600, while the sum is 44.

The square root of 2316594509 is about 48131.0140034469. The cubic root of 2316594509 is about 1323.1731337409.

The spelling of 2316594509 in words is "two billion, three hundred sixteen million, five hundred ninety-four thousand, five hundred nine".