425323051 has 4 divisors (see below), whose sum is σ = 450342072. Its totient is φ = 400304032.

The previous prime is 425323009. The next prime is 425323081. The reversal of 425323051 is 150323524.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-425323051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425323001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12509485 + ... + 12509518.

It is an arithmetic number, because the mean of its divisors is an integer number (112585518).

Almost surely, 2^425323051 is an apocalyptic number.

425323051 is a deficient number, since it is larger than the sum of its proper divisors (25019021).

425323051 is a wasteful number, since it uses less digits than its factorization.

425323051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25019020.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 425323051 is about 20623.3617773631. The cubic root of 425323051 is about 752.0377479118.

Adding to 425323051 its reverse (150323524), we get a palindrome (575646575).

The spelling of 425323051 in words is "four hundred twenty-five million, three hundred twenty-three thousand, fifty-one".