11135544315 has 32 divisors (see below), whose sum is σ = 20366100480. Its totient is φ = 5089544064.

The previous prime is 11135544307. The next prime is 11135544341. The reversal of 11135544315 is 51344553111.

It is a happy number.

It is not a de Polignac number, because 11135544315 - 2³ = 11135544307 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1010817 + ... + 1021773.

It is an arithmetic number, because the mean of its divisors is an integer number (636440640).

Almost surely, 2^11135544315 is an apocalyptic number.

11135544315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11135544315 is a deficient number, since it is larger than the sum of its proper divisors (9230556165).

11135544315 is a wasteful number, since it uses less digits than its factorization.

11135544315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20651.

The product of its digits is 18000, while the sum is 33.

The spelling of 11135544315 in words is "eleven billion, one hundred thirty-five million, five hundred forty-four thousand, three hundred fifteen".