312053312437 has 2 divisors, whose sum is σ = 312053312438. Its totient is φ = 312053312436.

The previous prime is 312053312423. The next prime is 312053312447. The reversal of 312053312437 is 734213350213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 284765245956 + 27288066481 = 533634^2 + 165191^2 .

It is a cyclic number.

It is not a de Polignac number, because 312053312437 - 2⁷ = 312053312309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312053312447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156026656218 + 156026656219.

It is an arithmetic number, because the mean of its divisors is an integer number (156026656219).

Almost surely, 2^312053312437 is an apocalyptic number.

It is an amenable number.

312053312437 is a deficient number, since it is larger than the sum of its proper divisors (1).

312053312437 is an equidigital number, since it uses as much as digits as its factorization.

312053312437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 34.

The spelling of 312053312437 in words is "three hundred twelve billion, fifty-three million, three hundred twelve thousand, four hundred thirty-seven".