426525871 has 2 divisors, whose sum is σ = 426525872. Its totient is φ = 426525870.

The previous prime is 426525859. The next prime is 426525877. The reversal of 426525871 is 178525624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 426525871 - 2²⁷ = 292308143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426525877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213262935 + 213262936.

It is an arithmetic number, because the mean of its divisors is an integer number (213262936).

Almost surely, 2^426525871 is an apocalyptic number.

426525871 is a deficient number, since it is larger than the sum of its proper divisors (1).

426525871 is an equidigital number, since it uses as much as digits as its factorization.

426525871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 134400, while the sum is 40.

The square root of 426525871 is about 20652.5027781138. The cubic root of 426525871 is about 752.7460053726.

The spelling of 426525871 in words is "four hundred twenty-six million, five hundred twenty-five thousand, eight hundred seventy-one".