312434152997 has 2 divisors, whose sum is σ = 312434152998. Its totient is φ = 312434152996.

The previous prime is 312434152981. The next prime is 312434153071. The reversal of 312434152997 is 799251434213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 247372937956 + 65061215041 = 497366^2 + 255071^2 .

It is a cyclic number.

It is not a de Polignac number, because 312434152997 - 2⁴ = 312434152981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312434152907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156217076498 + 156217076499.

It is an arithmetic number, because the mean of its divisors is an integer number (156217076499).

Almost surely, 2^312434152997 is an apocalyptic number.

It is an amenable number.

312434152997 is a deficient number, since it is larger than the sum of its proper divisors (1).

312434152997 is an equidigital number, since it uses as much as digits as its factorization.

312434152997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1632960, while the sum is 50.

The spelling of 312434152997 in words is "three hundred twelve billion, four hundred thirty-four million, one hundred fifty-two thousand, nine hundred ninety-seven".