11651520113 has 8 divisors (see below), whose sum is σ = 12486706368. Its totient is φ = 10843717104.

The previous prime is 11651520109. The next prime is 11651520143. The reversal of 11651520113 is 31102515611.

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

It is a cyclic number.

It is not a de Polignac number, because 11651520113 - 2² = 11651520109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11651520103) 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, 6844931 + ... + 6846632.

It is an arithmetic number, because the mean of its divisors is an integer number (1560838296).

Almost surely, 2^11651520113 is an apocalyptic number.

It is an amenable number.

11651520113 is a deficient number, since it is larger than the sum of its proper divisors (835186255).

11651520113 is a wasteful number, since it uses less digits than its factorization.

11651520113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13691623.

The product of its (nonzero) digits is 900, while the sum is 26.

The spelling of 11651520113 in words is "eleven billion, six hundred fifty-one million, five hundred twenty thousand, one hundred thirteen".