11013531502 has 16 divisors (see below), whose sum is σ = 16780176000. Its totient is φ = 5420391480.

The previous prime is 11013531467. The next prime is 11013531527. The reversal of 11013531502 is 20513531011.

11013531502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11013531502² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 25249 + ... + 150547.

It is an arithmetic number, because the mean of its divisors is an integer number (1048761000).

Almost surely, 2^11013531502 is an apocalyptic number.

11013531502 is a deficient number, since it is larger than the sum of its proper divisors (5766644498).

11013531502 is a wasteful number, since it uses less digits than its factorization.

11013531502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125991.

The product of its (nonzero) digits is 450, while the sum is 22.

The spelling of 11013531502 in words is "eleven billion, thirteen million, five hundred thirty-one thousand, five hundred two".