11054515015 has 16 divisors (see below), whose sum is σ = 13612989600. Its totient is φ = 8614300032.

The previous prime is 11054514983. The next prime is 11054515027. The reversal of 11054515015 is 51051545011.

It is a cyclic number.

It is not a de Polignac number, because 11054515015 - 2⁵ = 11054514983 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113220 + ... + 186889.

It is an arithmetic number, because the mean of its divisors is an integer number (850811850).

Almost surely, 2^11054515015 is an apocalyptic number.

11054515015 is a deficient number, since it is larger than the sum of its proper divisors (2558474585).

11054515015 is a wasteful number, since it uses less digits than its factorization.

11054515015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300306.

The product of its (nonzero) digits is 2500, while the sum is 28.

The spelling of 11054515015 in words is "eleven billion, fifty-four million, five hundred fifteen thousand, fifteen".