25460131 has 2 divisors, whose sum is σ = 25460132. Its totient is φ = 25460130.

The previous prime is 25460081. The next prime is 25460147. The reversal of 25460131 is 13106452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25460131 - 2²¹ = 23362979 is a prime.

It is a super-2 number, since 2×25460131² = 1296436541074322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25460161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12730065 + 12730066.

It is an arithmetic number, because the mean of its divisors is an integer number (12730066).

Almost surely, 2^25460131 is an apocalyptic number.

25460131 is a deficient number, since it is larger than the sum of its proper divisors (1).

25460131 is an equidigital number, since it uses as much as digits as its factorization.

25460131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 25460131 is about 5045.8033057185. The cubic root of 25460131 is about 294.1847874981.

Adding to 25460131 its reverse (13106452), we get a palindrome (38566583).

The spelling of 25460131 in words is "twenty-five million, four hundred sixty thousand, one hundred thirty-one".