11515003130 has 64 divisors (see below), whose sum is σ = 22086390528. Its totient is φ = 4312788480.

The previous prime is 11515003069. The next prime is 11515003151. The reversal of 11515003130 is 3130051511.

It is a Curzon number.

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, 7520465 + ... + 7521995.

It is an arithmetic number, because the mean of its divisors is an integer number (345099852).

Almost surely, 2^11515003130 is an apocalyptic number.

11515003130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11515003130 is a deficient number, since it is larger than the sum of its proper divisors (10571387398).

11515003130 is a wasteful number, since it uses less digits than its factorization.

11515003130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2231.

The product of its (nonzero) digits is 225, while the sum is 20.

Adding to 11515003130 its reverse (3130051511), we get a palindrome (14645054641).

The spelling of 11515003130 in words is "eleven billion, five hundred fifteen million, three thousand, one hundred thirty".