425322131 has 12 divisors (see below), whose sum is σ = 461647512. Its totient is φ = 391674816.

The previous prime is 425322127. The next prime is 425322137. The reversal of 425322131 is 131223524.

425322131 is nontrivially palindromic in base 12.

It is not a de Polignac number, because 425322131 - 2² = 425322127 is a prime.

It is a super-2 number, since 2×425322131² = 361797830236762322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 425322097 and 425322106.

It is not an unprimeable number, because it can be changed into a prime (425322137) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74480 + ... + 79986.

It is an arithmetic number, because the mean of its divisors is an integer number (38470626).

Almost surely, 2^425322131 is an apocalyptic number.

425322131 is a deficient number, since it is larger than the sum of its proper divisors (36325381).

425322131 is a wasteful number, since it uses less digits than its factorization.

425322131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5990 (or 5977 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 425322131 is about 20623.3394725491. The cubic root of 425322131 is about 752.0372056767.

Adding to 425322131 its reverse (131223524), we get a palindrome (556545655).

The spelling of 425322131 in words is "four hundred twenty-five million, three hundred twenty-two thousand, one hundred thirty-one".