11596524421 has 2 divisors, whose sum is σ = 11596524422. Its totient is φ = 11596524420.

The previous prime is 11596524389. The next prime is 11596524451. The reversal of 11596524421 is 12442569511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8187716196 + 3408808225 = 90486^2 + 58385^2 .

It is a cyclic number.

It is not a de Polignac number, because 11596524421 - 2⁵ = 11596524389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11596524451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5798262210 + 5798262211.

It is an arithmetic number, because the mean of its divisors is an integer number (5798262211).

Almost surely, 2^11596524421 is an apocalyptic number.

It is an amenable number.

11596524421 is a deficient number, since it is larger than the sum of its proper divisors (1).

11596524421 is an equidigital number, since it uses as much as digits as its factorization.

11596524421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86400, while the sum is 40.

The spelling of 11596524421 in words is "eleven billion, five hundred ninety-six million, five hundred twenty-four thousand, four hundred twenty-one".