25014623131 has 2 divisors, whose sum is σ = 25014623132. Its totient is φ = 25014623130.

The previous prime is 25014623087. The next prime is 25014623143. The reversal of 25014623131 is 13132641052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25014623131 - 2¹⁷ = 25014492059 is a prime.

It is a super-2 number, since 2×25014623131² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25014623131.

It is not a weakly prime, because it can be changed into another prime (25014623171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12507311565 + 12507311566.

It is an arithmetic number, because the mean of its divisors is an integer number (12507311566).

Almost surely, 2^25014623131 is an apocalyptic number.

25014623131 is a deficient number, since it is larger than the sum of its proper divisors (1).

25014623131 is an equidigital number, since it uses as much as digits as its factorization.

25014623131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The spelling of 25014623131 in words is "twenty-five billion, fourteen million, six hundred twenty-three thousand, one hundred thirty-one".