11152515155 has 16 divisors (see below), whose sum is σ = 13483886400. Its totient is φ = 8854866048.

The previous prime is 11152515133. The next prime is 11152515161. The reversal of 11152515155 is 55151525111.

11152515155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11152515155 - 2⁸ = 11152514899 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1017434 + ... + 1028336.

It is an arithmetic number, because the mean of its divisors is an integer number (842742900).

Almost surely, 2^11152515155 is an apocalyptic number.

11152515155 is a deficient number, since it is larger than the sum of its proper divisors (2331371245).

11152515155 is a wasteful number, since it uses less digits than its factorization.

11152515155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12430.

The product of its digits is 6250, while the sum is 32.

The spelling of 11152515155 in words is "eleven billion, one hundred fifty-two million, five hundred fifteen thousand, one hundred fifty-five".