125427402127 has 2 divisors, whose sum is σ = 125427402128. Its totient is φ = 125427402126.

The previous prime is 125427402103. The next prime is 125427402179. The reversal of 125427402127 is 721204724521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125427402127 - 2¹⁹ = 125426877839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125427202127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62713701063 + 62713701064.

It is an arithmetic number, because the mean of its divisors is an integer number (62713701064).

Almost surely, 2^125427402127 is an apocalyptic number.

125427402127 is a deficient number, since it is larger than the sum of its proper divisors (1).

125427402127 is an equidigital number, since it uses as much as digits as its factorization.

125427402127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62720, while the sum is 37.

The spelling of 125427402127 in words is "one hundred twenty-five billion, four hundred twenty-seven million, four hundred two thousand, one hundred twenty-seven".