11525261365511 has 2 divisors, whose sum is σ = 11525261365512. Its totient is φ = 11525261365510.

The previous prime is 11525261365459. The next prime is 11525261365529. The reversal of 11525261365511 is 11556316252511.

11525261365511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11525261365511 is a prime.

It is a super-2 number, since 2×11525261365511² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11525261365711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5762630682755 + 5762630682756.

It is an arithmetic number, because the mean of its divisors is an integer number (5762630682756).

Almost surely, 2^{11525261365511} is an apocalyptic number.

11525261365511 is a deficient number, since it is larger than the sum of its proper divisors (1).

11525261365511 is an equidigital number, since it uses as much as digits as its factorization.

11525261365511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 270000, while the sum is 44.

The spelling of 11525261365511 in words is "eleven trillion, five hundred twenty-five billion, two hundred sixty-one million, three hundred sixty-five thousand, five hundred eleven".