11976653291 has 2 divisors, whose sum is σ = 11976653292. Its totient is φ = 11976653290.

The previous prime is 11976653279. The next prime is 11976653333. The reversal of 11976653291 is 19235667911.

It is a weak prime.

It is an emirp because it is prime and its reverse (19235667911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11976653291 - 2¹⁰ = 11976652267 is a prime.

It is a super-2 number, since 2×11976653291² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (11976653231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5988326645 + 5988326646.

It is an arithmetic number, because the mean of its divisors is an integer number (5988326646).

Almost surely, 2^11976653291 is an apocalyptic number.

11976653291 is a deficient number, since it is larger than the sum of its proper divisors (1).

11976653291 is an equidigital number, since it uses as much as digits as its factorization.

11976653291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 612360, while the sum is 50.

The spelling of 11976653291 in words is "eleven billion, nine hundred seventy-six million, six hundred fifty-three thousand, two hundred ninety-one".