125442525199 has 2 divisors, whose sum is σ = 125442525200. Its totient is φ = 125442525198.

The previous prime is 125442525157. The next prime is 125442525223. The reversal of 125442525199 is 991525244521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125442525199 - 2¹⁹ = 125442000911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125442525119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62721262599 + 62721262600.

It is an arithmetic number, because the mean of its divisors is an integer number (62721262600).

Almost surely, 2^125442525199 is an apocalyptic number.

125442525199 is a deficient number, since it is larger than the sum of its proper divisors (1).

125442525199 is an equidigital number, since it uses as much as digits as its factorization.

125442525199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296000, while the sum is 49.

The spelling of 125442525199 in words is "one hundred twenty-five billion, four hundred forty-two million, five hundred twenty-five thousand, one hundred ninety-nine".