25113530159 has 2 divisors, whose sum is σ = 25113530160. Its totient is φ = 25113530158.

The previous prime is 25113530107. The next prime is 25113530179. The reversal of 25113530159 is 95103531152.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25113530159 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25113530179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12556765079 + 12556765080.

It is an arithmetic number, because the mean of its divisors is an integer number (12556765080).

Almost surely, 2^25113530159 is an apocalyptic number.

25113530159 is a deficient number, since it is larger than the sum of its proper divisors (1).

25113530159 is an equidigital number, since it uses as much as digits as its factorization.

25113530159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20250, while the sum is 35.

The spelling of 25113530159 in words is "twenty-five billion, one hundred thirteen million, five hundred thirty thousand, one hundred fifty-nine".