11660011499 has 2 divisors, whose sum is σ = 11660011500. Its totient is φ = 11660011498.

The previous prime is 11660011477. The next prime is 11660011579. The reversal of 11660011499 is 99411006611.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11660011499 is a prime.

It is not a weakly prime, because it can be changed into another prime (11060011499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5830005749 + 5830005750.

It is an arithmetic number, because the mean of its divisors is an integer number (5830005750).

Almost surely, 2^11660011499 is an apocalyptic number.

11660011499 is a deficient number, since it is larger than the sum of its proper divisors (1).

11660011499 is an equidigital number, since it uses as much as digits as its factorization.

11660011499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 38.

The spelling of 11660011499 in words is "eleven billion, six hundred sixty million, eleven thousand, four hundred ninety-nine".