25297113727 has 2 divisors, whose sum is σ = 25297113728. Its totient is φ = 25297113726.

The previous prime is 25297113713. The next prime is 25297113731. The reversal of 25297113727 is 72731179252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25297113727 - 2¹⁵ = 25297080959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25297113827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12648556863 + 12648556864.

It is an arithmetic number, because the mean of its divisors is an integer number (12648556864).

Almost surely, 2^25297113727 is an apocalyptic number.

25297113727 is a deficient number, since it is larger than the sum of its proper divisors (1).

25297113727 is an equidigital number, since it uses as much as digits as its factorization.

25297113727 is an evil number, because the sum of its binary digits is even.

The product of its digits is 370440, while the sum is 46.

The spelling of 25297113727 in words is "twenty-five billion, two hundred ninety-seven million, one hundred thirteen thousand, seven hundred twenty-seven".