312502434371 has 2 divisors, whose sum is σ = 312502434372. Its totient is φ = 312502434370.

The previous prime is 312502434289. The next prime is 312502434389. The reversal of 312502434371 is 173434205213.

It is a strong prime.

It is an emirp because it is prime and its reverse (173434205213) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 312502434371 - 2²⁶ = 312435325507 is a prime.

It is not a weakly prime, because it can be changed into another prime (312502434071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156251217185 + 156251217186.

It is an arithmetic number, because the mean of its divisors is an integer number (156251217186).

Almost surely, 2^312502434371 is an apocalyptic number.

312502434371 is a deficient number, since it is larger than the sum of its proper divisors (1).

312502434371 is an equidigital number, since it uses as much as digits as its factorization.

312502434371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 35.

Adding to 312502434371 its reverse (173434205213), we get a palindrome (485936639584).

The spelling of 312502434371 in words is "three hundred twelve billion, five hundred two million, four hundred thirty-four thousand, three hundred seventy-one".