125110136677 has 2 divisors, whose sum is σ = 125110136678. Its totient is φ = 125110136676.

The previous prime is 125110136609. The next prime is 125110136681. The reversal of 125110136677 is 776631011521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94331293956 + 30778842721 = 307134^2 + 175439^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125110136677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125110136687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62555068338 + 62555068339.

It is an arithmetic number, because the mean of its divisors is an integer number (62555068339).

Almost surely, 2^125110136677 is an apocalyptic number.

It is an amenable number.

125110136677 is a deficient number, since it is larger than the sum of its proper divisors (1).

125110136677 is an equidigital number, since it uses as much as digits as its factorization.

125110136677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52920, while the sum is 40.

The spelling of 125110136677 in words is "one hundred twenty-five billion, one hundred ten million, one hundred thirty-six thousand, six hundred seventy-seven".