125377319 has 2 divisors, whose sum is σ = 125377320. Its totient is φ = 125377318.

The previous prime is 125377313. The next prime is 125377327. The reversal of 125377319 is 913773521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125377319 - 2¹² = 125373223 is a prime.

It is a super-2 number, since 2×125377319² = 31438944239255522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125377313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62688659 + 62688660.

It is an arithmetic number, because the mean of its divisors is an integer number (62688660).

Almost surely, 2^125377319 is an apocalyptic number.

125377319 is a deficient number, since it is larger than the sum of its proper divisors (1).

125377319 is an equidigital number, since it uses as much as digits as its factorization.

125377319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39690, while the sum is 38.

The square root of 125377319 is about 11197.2013914192. The cubic root of 125377319 is about 500.5025866441.

The spelling of 125377319 in words is "one hundred twenty-five million, three hundred seventy-seven thousand, three hundred nineteen".