11517939233 has 2 divisors, whose sum is σ = 11517939234. Its totient is φ = 11517939232.

The previous prime is 11517939211. The next prime is 11517939269. The reversal of 11517939233 is 33293971511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8766202384 + 2751736849 = 93628^2 + 52457^2 .

It is a cyclic number.

It is not a de Polignac number, because 11517939233 - 2¹² = 11517935137 is a prime.

It is not a weakly prime, because it can be changed into another prime (11517939533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5758969616 + 5758969617.

It is an arithmetic number, because the mean of its divisors is an integer number (5758969617).

Almost surely, 2^11517939233 is an apocalyptic number.

It is an amenable number.

11517939233 is a deficient number, since it is larger than the sum of its proper divisors (1).

11517939233 is an equidigital number, since it uses as much as digits as its factorization.

11517939233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 153090, while the sum is 44.

The spelling of 11517939233 in words is "eleven billion, five hundred seventeen million, nine hundred thirty-nine thousand, two hundred thirty-three".