11600532491 has 2 divisors, whose sum is σ = 11600532492. Its totient is φ = 11600532490.

The previous prime is 11600532421. The next prime is 11600532521. The reversal of 11600532491 is 19423500611.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11600532491 is a prime.

It is a super-3 number, since 3×11600532491³ (a number of 31 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (11600532401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5800266245 + 5800266246.

It is an arithmetic number, because the mean of its divisors is an integer number (5800266246).

Almost surely, 2^11600532491 is an apocalyptic number.

11600532491 is a deficient number, since it is larger than the sum of its proper divisors (1).

11600532491 is an equidigital number, since it uses as much as digits as its factorization.

11600532491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 32.

The spelling of 11600532491 in words is "eleven billion, six hundred million, five hundred thirty-two thousand, four hundred ninety-one".