11999992951 has 2 divisors, whose sum is σ = 11999992952. Its totient is φ = 11999992950.

The previous prime is 11999992937. The next prime is 11999993029. The reversal of 11999992951 is 15929999911.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11999992951 - 2⁵ = 11999992919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11999992931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5999996475 + 5999996476.

It is an arithmetic number, because the mean of its divisors is an integer number (5999996476).

Almost surely, 2^11999992951 is an apocalyptic number.

11999992951 is a deficient number, since it is larger than the sum of its proper divisors (1).

11999992951 is an equidigital number, since it uses as much as digits as its factorization.

11999992951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5314410, while the sum is 64.

The spelling of 11999992951 in words is "eleven billion, nine hundred ninety-nine million, nine hundred ninety-two thousand, nine hundred fifty-one".