112138893 has 24 divisors (see below), whose sum is σ = 172579680. Its totient is φ = 69962400.

The previous prime is 112138879. The next prime is 112138907. The reversal of 112138893 is 398831211.

It is an interprime number because it is at equal distance from previous prime (112138879) and next prime (112138907).

It is not a de Polignac number, because 112138893 - 2⁵ = 112138861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112138493) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10243 + ... + 18143.

It is an arithmetic number, because the mean of its divisors is an integer number (7190820).

Almost surely, 2^112138893 is an apocalyptic number.

It is an amenable number.

112138893 is a deficient number, since it is larger than the sum of its proper divisors (60440787).

112138893 is a wasteful number, since it uses less digits than its factorization.

112138893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8009 (or 8006 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 112138893 is about 10589.5652885281. The cubic root of 112138893 is about 482.2276276015.

It can be divided in two parts, 1121388 and 93, that added together give a square (1121481 = 1059²).

The spelling of 112138893 in words is "one hundred twelve million, one hundred thirty-eight thousand, eight hundred ninety-three".