15114242115 has 64 divisors (see below), whose sum is σ = 30980275200. Its totient is φ = 6848174592.

The previous prime is 15114242111. The next prime is 15114242123. The reversal of 15114242115 is 51124241151.

15114242115 is a `hidden beast` number, since 15 + 11 + 424 + 211 + 5 = 666.

It is not a de Polignac number, because 15114242115 - 2² = 15114242111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (15114242111) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 36016 + ... + 177554.

It is an arithmetic number, because the mean of its divisors is an integer number (484066800).

Almost surely, 2^15114242115 is an apocalyptic number.

15114242115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

15114242115 is an abundant number, since it is smaller than the sum of its proper divisors (15866033085).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15114242115 is a wasteful number, since it uses less digits than its factorization.

15114242115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141673 (or 141667 counting only the distinct ones).

The product of its digits is 1600, while the sum is 27.

Adding to 15114242115 its reverse (51124241151), we get a palindrome (66238483266).

It can be divided in two parts, 151142421 and 15, that added together give a square (151142436 = 12294²).

The spelling of 15114242115 in words is "fifteen billion, one hundred fourteen million, two hundred forty-two thousand, one hundred fifteen".