425368859 has 2 divisors, whose sum is σ = 425368860. Its totient is φ = 425368858.

The previous prime is 425368843. The next prime is 425368861. The reversal of 425368859 is 958863524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 425368859 - 2⁴ = 425368843 is a prime.

Together with 425368861, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (425368829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212684429 + 212684430.

It is an arithmetic number, because the mean of its divisors is an integer number (212684430).

Almost surely, 2^425368859 is an apocalyptic number.

425368859 is a deficient number, since it is larger than the sum of its proper divisors (1).

425368859 is an equidigital number, since it uses as much as digits as its factorization.

425368859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2073600, while the sum is 50.

The square root of 425368859 is about 20624.4723326441. The cubic root of 425368859 is about 752.0647455147.

The spelling of 425368859 in words is "four hundred twenty-five million, three hundred sixty-eight thousand, eight hundred fifty-nine".