25135152113 has 2 divisors, whose sum is σ = 25135152114. Its totient is φ = 25135152112.

The previous prime is 25135152101. The next prime is 25135152139. The reversal of 25135152113 is 31125153152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24233771584 + 901380529 = 155672^2 + 30023^2 .

It is a cyclic number.

It is not a de Polignac number, because 25135152113 - 2¹⁰ = 25135151089 is a prime.

It is not a weakly prime, because it can be changed into another prime (25135152013) 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, 12567576056 + 12567576057.

It is an arithmetic number, because the mean of its divisors is an integer number (12567576057).

Almost surely, 2^25135152113 is an apocalyptic number.

It is an amenable number.

25135152113 is a deficient number, since it is larger than the sum of its proper divisors (1).

25135152113 is an equidigital number, since it uses as much as digits as its factorization.

25135152113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4500, while the sum is 29.

The spelling of 25135152113 in words is "twenty-five billion, one hundred thirty-five million, one hundred fifty-two thousand, one hundred thirteen".