112123415 has 16 divisors (see below), whose sum is σ = 142871040. Its totient is φ = 84180480.

The previous prime is 112123411. The next prime is 112123421. The reversal of 112123415 is 514321211.

112123415 = 331² + 332² + ... + 719².

It is not a de Polignac number, because 112123415 - 2² = 112123411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112123411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31370 + ... + 34760.

It is an arithmetic number, because the mean of its divisors is an integer number (8929440).

Almost surely, 2^112123415 is an apocalyptic number.

112123415 is a deficient number, since it is larger than the sum of its proper divisors (30747625).

112123415 is a wasteful number, since it uses less digits than its factorization.

112123415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3802.

The product of its digits is 240, while the sum is 20.

The square root of 112123415 is about 10588.8344495511. The cubic root of 112123415 is about 482.2054400493.

Adding to 112123415 its reverse (514321211), we get a palindrome (626444626).

The spelling of 112123415 in words is "one hundred twelve million, one hundred twenty-three thousand, four hundred fifteen".