11007564457 has 4 divisors (see below), whose sum is σ = 11486154240. Its totient is φ = 10528974676.

The previous prime is 11007564431. The next prime is 11007564473. The reversal of 11007564457 is 75446570011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11007564457 - 2¹⁹ = 11007040169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11007564427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239294857 + ... + 239294902.

It is an arithmetic number, because the mean of its divisors is an integer number (2871538560).

Almost surely, 2^11007564457 is an apocalyptic number.

It is an amenable number.

11007564457 is a deficient number, since it is larger than the sum of its proper divisors (478589783).

11007564457 is an equidigital number, since it uses as much as digits as its factorization.

11007564457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478589782.

The product of its (nonzero) digits is 117600, while the sum is 40.

The spelling of 11007564457 in words is "eleven billion, seven million, five hundred sixty-four thousand, four hundred fifty-seven".