11049236311 has 4 divisors (see below), whose sum is σ = 11049454000. Its totient is φ = 11049018624.

The previous prime is 11049236291. The next prime is 11049236327. The reversal of 11049236311 is 11363294011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11049236311 - 2²³ = 11040847703 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 (11049236371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12055 + ... + 149143.

It is an arithmetic number, because the mean of its divisors is an integer number (2762363500).

Almost surely, 2^11049236311 is an apocalyptic number.

11049236311 is a deficient number, since it is larger than the sum of its proper divisors (217689).

11049236311 is an equidigital number, since it uses as much as digits as its factorization.

11049236311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217688.

The product of its (nonzero) digits is 3888, while the sum is 31.

The spelling of 11049236311 in words is "eleven billion, forty-nine million, two hundred thirty-six thousand, three hundred eleven".