125017700431139 has 2 divisors, whose sum is σ = 125017700431140. Its totient is φ = 125017700431138.

The previous prime is 125017700431073. The next prime is 125017700431187. The reversal of 125017700431139 is 931134007710521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125017700431139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125017700431139.

It is not a weakly prime, because it can be changed into another prime (125017700431189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62508850215569 + 62508850215570.

It is an arithmetic number, because the mean of its divisors is an integer number (62508850215570).

Almost surely, 2^{125017700431139} is an apocalyptic number.

125017700431139 is a deficient number, since it is larger than the sum of its proper divisors (1).

125017700431139 is an equidigital number, since it uses as much as digits as its factorization.

125017700431139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 158760, while the sum is 44.

The spelling of 125017700431139 in words is "one hundred twenty-five trillion, seventeen billion, seven hundred million, four hundred thirty-one thousand, one hundred thirty-nine".