425501677 has 2 divisors, whose sum is σ = 425501678. Its totient is φ = 425501676.

The previous prime is 425501627. The next prime is 425501683. The reversal of 425501677 is 776105524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 409091076 + 16410601 = 20226^2 + 4051^2 .

It is a cyclic number.

It is not a de Polignac number, because 425501677 - 2²³ = 417113069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425501627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212750838 + 212750839.

It is an arithmetic number, because the mean of its divisors is an integer number (212750839).

Almost surely, 2^425501677 is an apocalyptic number.

It is an amenable number.

425501677 is a deficient number, since it is larger than the sum of its proper divisors (1).

425501677 is an equidigital number, since it uses as much as digits as its factorization.

425501677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58800, while the sum is 37.

The square root of 425501677 is about 20627.6919940162. The cubic root of 425501677 is about 752.1430127555.

The spelling of 425501677 in words is "four hundred twenty-five million, five hundred one thousand, six hundred seventy-seven".