11013531530 has 16 divisors (see below), whose sum is σ = 19827660384. Its totient is φ = 4404678480.

The previous prime is 11013531527. The next prime is 11013531539. The reversal of 11013531530 is 3513531011.

It is a junction number, because it is equal to n+sod(n) for n = 11013531496 and 11013531505.

It is not an unprimeable number, because it can be changed into a prime (11013531539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26552 + ... + 150771.

It is an arithmetic number, because the mean of its divisors is an integer number (1239228774).

Almost surely, 2^11013531530 is an apocalyptic number.

11013531530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11013531530 is a deficient number, since it is larger than the sum of its proper divisors (8814128854).

11013531530 is a wasteful number, since it uses less digits than its factorization.

11013531530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183541.

The product of its (nonzero) digits is 675, while the sum is 23.

The spelling of 11013531530 in words is "eleven billion, thirteen million, five hundred thirty-one thousand, five hundred thirty".