11398872115 has 16 divisors (see below), whose sum is σ = 13782843360. Its totient is φ = 9049868800.

The previous prime is 11398872049. The next prime is 11398872119. The reversal of 11398872115 is 51127889311.

It is not a de Polignac number, because 11398872115 - 2²⁹ = 10862001203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11398872119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 380556 + ... + 409414.

It is an arithmetic number, because the mean of its divisors is an integer number (861427710).

Almost surely, 2^11398872115 is an apocalyptic number.

11398872115 is a deficient number, since it is larger than the sum of its proper divisors (2383971245).

11398872115 is a wasteful number, since it uses less digits than its factorization.

11398872115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29462.

The product of its digits is 120960, while the sum is 46.

The spelling of 11398872115 in words is "eleven billion, three hundred ninety-eight million, eight hundred seventy-two thousand, one hundred fifteen".