125016757031 has 2 divisors, whose sum is σ = 125016757032. Its totient is φ = 125016757030.

The previous prime is 125016756961. The next prime is 125016757043. The reversal of 125016757031 is 130757610521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125016757031 is a prime.

It is a super-2 number, since 2×125016757031² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125016759031) 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, 62508378515 + 62508378516.

It is an arithmetic number, because the mean of its divisors is an integer number (62508378516).

Almost surely, 2^125016757031 is an apocalyptic number.

125016757031 is a deficient number, since it is larger than the sum of its proper divisors (1).

125016757031 is an equidigital number, since it uses as much as digits as its factorization.

125016757031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44100, while the sum is 38.

The spelling of 125016757031 in words is "one hundred twenty-five billion, sixteen million, seven hundred fifty-seven thousand, thirty-one".