112515321501 has 12 divisors (see below), whose sum is σ = 177296870400. Its totient is φ = 68191103880.

The previous prime is 112515321493. The next prime is 112515321533. The reversal of 112515321501 is 105123515211.

It is a happy number.

112515321501 is a `hidden beast` number, since 1 + 1 + 2 + 5 + 153 + 2 + 1 + 501 = 666.

It is not a de Polignac number, because 112515321501 - 2³ = 112515321493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112515321601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 568259101 + ... + 568259298.

It is an arithmetic number, because the mean of its divisors is an integer number (14774739200).

Almost surely, 2^112515321501 is an apocalyptic number.

112515321501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112515321501 is a deficient number, since it is larger than the sum of its proper divisors (64781548899).

112515321501 is a wasteful number, since it uses less digits than its factorization.

112515321501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136518416 (or 1136518413 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 27.

Adding to 112515321501 its reverse (105123515211), we get a palindrome (217638836712).

The spelling of 112515321501 in words is "one hundred twelve billion, five hundred fifteen million, three hundred twenty-one thousand, five hundred one".