312432560191 has 2 divisors, whose sum is σ = 312432560192. Its totient is φ = 312432560190.

The previous prime is 312432560171. The next prime is 312432560203. The reversal of 312432560191 is 191065234213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312432560191 - 2⁹ = 312432559679 is a prime.

It is a super-2 number, since 2×312432560191² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 312432560191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312432560131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156216280095 + 156216280096.

It is an arithmetic number, because the mean of its divisors is an integer number (156216280096).

Almost surely, 2^312432560191 is an apocalyptic number.

312432560191 is a deficient number, since it is larger than the sum of its proper divisors (1).

312432560191 is an equidigital number, since it uses as much as digits as its factorization.

312432560191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 312432560191 in words is "three hundred twelve billion, four hundred thirty-two million, five hundred sixty thousand, one hundred ninety-one".