11628012791 has 2 divisors, whose sum is σ = 11628012792. Its totient is φ = 11628012790.

The previous prime is 11628012761. The next prime is 11628012839. The reversal of 11628012791 is 19721082611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11628012791 - 2³⁰ = 10554270967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11628012731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5814006395 + 5814006396.

It is an arithmetic number, because the mean of its divisors is an integer number (5814006396).

Almost surely, 2^11628012791 is an apocalyptic number.

11628012791 is a deficient number, since it is larger than the sum of its proper divisors (1).

11628012791 is an equidigital number, since it uses as much as digits as its factorization.

11628012791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 38.

The spelling of 11628012791 in words is "eleven billion, six hundred twenty-eight million, twelve thousand, seven hundred ninety-one".