11047065291 has 24 divisors (see below), whose sum is σ = 17072079440. Its totient is φ = 6862708800.

The previous prime is 11047065277. The next prime is 11047065311. The reversal of 11047065291 is 19256074011.

It is not a de Polignac number, because 11047065291 - 2⁵ = 11047065259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11047060291) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 519100 + ... + 539961.

Almost surely, 2^11047065291 is an apocalyptic number.

11047065291 is a deficient number, since it is larger than the sum of its proper divisors (6025014149).

11047065291 is a wasteful number, since it uses less digits than its factorization.

11047065291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059147 (or 1059144 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The spelling of 11047065291 in words is "eleven billion, forty-seven million, sixty-five thousand, two hundred ninety-one".