2316521057 has 2 divisors, whose sum is σ = 2316521058. Its totient is φ = 2316521056.

The previous prime is 2316521023. The next prime is 2316521087. The reversal of 2316521057 is 7501256132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2149620496 + 166900561 = 46364^2 + 12919^2 .

It is a cyclic number.

It is not a de Polignac number, because 2316521057 - 2⁶ = 2316520993 is a prime.

It is not a weakly prime, because it can be changed into another prime (2316521017) 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 as a sum of consecutive naturals, namely, 1158260528 + 1158260529.

It is an arithmetic number, because the mean of its divisors is an integer number (1158260529).

Almost surely, 2^2316521057 is an apocalyptic number.

It is an amenable number.

2316521057 is a deficient number, since it is larger than the sum of its proper divisors (1).

2316521057 is an equidigital number, since it uses as much as digits as its factorization.

2316521057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 2316521057 is about 48130.2509550906. The cubic root of 2316521057 is about 1323.1591490262.

Adding to 2316521057 its reverse (7501256132), we get a palindrome (9817777189).

The spelling of 2316521057 in words is "two billion, three hundred sixteen million, five hundred twenty-one thousand, fifty-seven".