11525600591 has 2 divisors, whose sum is σ = 11525600592. Its totient is φ = 11525600590.

The previous prime is 11525600519. The next prime is 11525600627. The reversal of 11525600591 is 19500652511.

Together with previous prime (11525600519) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11525600591 - 2²² = 11521406287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11525600501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5762800295 + 5762800296.

It is an arithmetic number, because the mean of its divisors is an integer number (5762800296).

Almost surely, 2^11525600591 is an apocalyptic number.

11525600591 is a deficient number, since it is larger than the sum of its proper divisors (1).

11525600591 is an equidigital number, since it uses as much as digits as its factorization.

11525600591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 35.

The spelling of 11525600591 in words is "eleven billion, five hundred twenty-five million, six hundred thousand, five hundred ninety-one".