11130688515 has 8 divisors (see below), whose sum is σ = 17809101648. Its totient is φ = 5936367200.

The previous prime is 11130688501. The next prime is 11130688561. The reversal of 11130688515 is 51588603111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11130688515 - 2⁶ = 11130688451 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371022936 + ... + 371022965.

It is an arithmetic number, because the mean of its divisors is an integer number (2226137706).

Almost surely, 2^11130688515 is an apocalyptic number.

11130688515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11130688515 is a deficient number, since it is larger than the sum of its proper divisors (6678413133).

11130688515 is an equidigital number, since it uses as much as digits as its factorization.

11130688515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742045909.

The product of its (nonzero) digits is 28800, while the sum is 39.

The spelling of 11130688515 in words is "eleven billion, one hundred thirty million, six hundred eighty-eight thousand, five hundred fifteen".