425354163 has 16 divisors (see below), whose sum is σ = 614149536. Its totient is φ = 260305920.

The previous prime is 425354147. The next prime is 425354173. The reversal of 425354163 is 361453524.

It is not a de Polignac number, because 425354163 - 2⁴ = 425354147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425354143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23070 + ... + 37187.

It is an arithmetic number, because the mean of its divisors is an integer number (38384346).

Almost surely, 2^425354163 is an apocalyptic number.

425354163 is a deficient number, since it is larger than the sum of its proper divisors (188795373).

425354163 is a wasteful number, since it uses less digits than its factorization.

425354163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60454.

The product of its digits is 43200, while the sum is 33.

The square root of 425354163 is about 20624.1160537852. The cubic root of 425354163 is about 752.0560844271.

The spelling of 425354163 in words is "four hundred twenty-five million, three hundred fifty-four thousand, one hundred sixty-three".