425372719 has 2 divisors, whose sum is σ = 425372720. Its totient is φ = 425372718.

The previous prime is 425372699. The next prime is 425372737. The reversal of 425372719 is 917273524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 425372719 - 2⁵ = 425372687 is a prime.

It is a super-2 number, since 2×425372719² = 361883900138905922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425372819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212686359 + 212686360.

It is an arithmetic number, because the mean of its divisors is an integer number (212686360).

Almost surely, 2^425372719 is an apocalyptic number.

425372719 is a deficient number, since it is larger than the sum of its proper divisors (1).

425372719 is an equidigital number, since it uses as much as digits as its factorization.

425372719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 40.

The square root of 425372719 is about 20624.5659105834. The cubic root of 425372719 is about 752.0670203726.

The spelling of 425372719 in words is "four hundred twenty-five million, three hundred seventy-two thousand, seven hundred nineteen".