25230034913 has 2 divisors, whose sum is σ = 25230034914. Its totient is φ = 25230034912.

The previous prime is 25230034903. The next prime is 25230034919. The reversal of 25230034913 is 31943003252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18043742929 + 7186291984 = 134327^2 + 84772^2 .

It is a cyclic number.

It is not a de Polignac number, because 25230034913 - 2⁸ = 25230034657 is a prime.

It is a super-2 number, since 2×25230034913² (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 25230034913.

It is not a weakly prime, because it can be changed into another prime (25230034919) 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, 12615017456 + 12615017457.

It is an arithmetic number, because the mean of its divisors is an integer number (12615017457).

Almost surely, 2^25230034913 is an apocalyptic number.

It is an amenable number.

25230034913 is a deficient number, since it is larger than the sum of its proper divisors (1).

25230034913 is an equidigital number, since it uses as much as digits as its factorization.

25230034913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 32.

The spelling of 25230034913 in words is "twenty-five billion, two hundred thirty million, thirty-four thousand, nine hundred thirteen".