11142986115 has 16 divisors (see below), whose sum is σ = 18403900416. Its totient is φ = 5751218400.

The previous prime is 11142986081. The next prime is 11142986143. The reversal of 11142986115 is 51168924111.

It is not a de Polignac number, because 11142986115 - 2⁶ = 11142986051 is a prime.

It is a super-2 number, since 2×11142986115² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11981241 + ... + 11982170.

It is an arithmetic number, because the mean of its divisors is an integer number (1150243776).

Almost surely, 2^11142986115 is an apocalyptic number.

11142986115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11142986115 is a deficient number, since it is larger than the sum of its proper divisors (7260914301).

11142986115 is a wasteful number, since it uses less digits than its factorization.

11142986115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23963450.

The product of its digits is 17280, while the sum is 39.

The spelling of 11142986115 in words is "eleven billion, one hundred forty-two million, nine hundred eighty-six thousand, one hundred fifteen".