11296276991 has 4 divisors (see below), whose sum is σ = 11571795984. Its totient is φ = 11020758000.

The previous prime is 11296276987. The next prime is 11296277039. The reversal of 11296276991 is 19967269211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 19967269211 = 39569 ⋅504619.

It is a cyclic number.

It is not a de Polignac number, because 11296276991 - 2² = 11296276987 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11296276391) 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 in 3 ways as a sum of consecutive naturals, for example, 137759435 + ... + 137759516.

It is an arithmetic number, because the mean of its divisors is an integer number (2892948996).

Almost surely, 2^11296276991 is an apocalyptic number.

11296276991 is a deficient number, since it is larger than the sum of its proper divisors (275518993).

11296276991 is an equidigital number, since it uses as much as digits as its factorization.

11296276991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275518992.

The product of its digits is 734832, while the sum is 53.

The spelling of 11296276991 in words is "eleven billion, two hundred ninety-six million, two hundred seventy-six thousand, nine hundred ninety-one".