425372671 has 2 divisors, whose sum is σ = 425372672. Its totient is φ = 425372670.

The previous prime is 425372653. The next prime is 425372677. The reversal of 425372671 is 176273524.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 425372671 - 2⁵ = 425372639 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 425372671.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425372677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212686335 + 212686336.

It is an arithmetic number, because the mean of its divisors is an integer number (212686336).

Almost surely, 2^425372671 is an apocalyptic number.

425372671 is a deficient number, since it is larger than the sum of its proper divisors (1).

425372671 is an equidigital number, since it uses as much as digits as its factorization.

425372671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 37.

The square root of 425372671 is about 20624.5647469225. The cubic root of 425372671 is about 752.0669920843.

The spelling of 425372671 in words is "four hundred twenty-five million, three hundred seventy-two thousand, six hundred seventy-one".