425022131 has 2 divisors, whose sum is σ = 425022132. Its totient is φ = 425022130.

The previous prime is 425022127. The next prime is 425022139. The reversal of 425022131 is 131220524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 425022131 - 2² = 425022127 is a prime.

It is a super-2 number, since 2×425022131² = 361287623679562322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (425022139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212511065 + 212511066.

It is an arithmetic number, because the mean of its divisors is an integer number (212511066).

Almost surely, 2^425022131 is an apocalyptic number.

425022131 is a deficient number, since it is larger than the sum of its proper divisors (1).

425022131 is an equidigital number, since it uses as much as digits as its factorization.

425022131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 425022131 is about 20616.0648766926. The cubic root of 425022131 is about 751.8603481760.

Adding to 425022131 its reverse (131220524), we get a palindrome (556242655).

The spelling of 425022131 in words is "four hundred twenty-five million, twenty-two thousand, one hundred thirty-one".