112015431515 has 16 divisors (see below), whose sum is σ = 148670796288. Its totient is φ = 80483435136.

The previous prime is 112015431467. The next prime is 112015431547. The reversal of 112015431515 is 515134510211.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-112015431515 is a prime.

It is a Duffinian number.

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, 23285627 + ... + 23290436.

It is an arithmetic number, because the mean of its divisors is an integer number (9291924768).

Almost surely, 2^112015431515 is an apocalyptic number.

112015431515 is a deficient number, since it is larger than the sum of its proper divisors (36655364773).

112015431515 is a wasteful number, since it uses less digits than its factorization.

112015431515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46576118.

The product of its (nonzero) digits is 3000, while the sum is 29.

Adding to 112015431515 its reverse (515134510211), we get a palindrome (627149941726).

The spelling of 112015431515 in words is "one hundred twelve billion, fifteen million, four hundred thirty-one thousand, five hundred fifteen".