3125205432131 has 2 divisors, whose sum is σ = 3125205432132. Its totient is φ = 3125205432130.

The previous prime is 3125205432071. The next prime is 3125205432149. The reversal of 3125205432131 is 1312345025213.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3125205432131 is a prime.

It is a super-2 number, since 2×3125205432131² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3125205432431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1562602716065 + 1562602716066.

It is an arithmetic number, because the mean of its divisors is an integer number (1562602716066).

Almost surely, 2^{3125205432131} is an apocalyptic number.

3125205432131 is a deficient number, since it is larger than the sum of its proper divisors (1).

3125205432131 is an equidigital number, since it uses as much as digits as its factorization.

3125205432131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 3125205432131 in words is "three trillion, one hundred twenty-five billion, two hundred five million, four hundred thirty-two thousand, one hundred thirty-one".