125117378227 has 2 divisors, whose sum is σ = 125117378228. Its totient is φ = 125117378226.

The previous prime is 125117378201. The next prime is 125117378233. The reversal of 125117378227 is 722873711521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125117378227 - 2²³ = 125108989619 is a prime.

It is a super-3 number, since 3×125117378227³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (125117378257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62558689113 + 62558689114.

It is an arithmetic number, because the mean of its divisors is an integer number (62558689114).

Almost surely, 2^125117378227 is an apocalyptic number.

125117378227 is a deficient number, since it is larger than the sum of its proper divisors (1).

125117378227 is an equidigital number, since it uses as much as digits as its factorization.

125117378227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 329280, while the sum is 46.

The spelling of 125117378227 in words is "one hundred twenty-five billion, one hundred seventeen million, three hundred seventy-eight thousand, two hundred twenty-seven".