112339381 has 32 divisors (see below), whose sum is σ = 152248320. Its totient is φ = 80222400.

The previous prime is 112339373. The next prime is 112339393. The reversal of 112339381 is 183933211.

It is a cyclic number.

It is not a de Polignac number, because 112339381 - 2³ = 112339373 is a prime.

It is a super-2 number, since 2×112339381² = 25240273046926322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112339081) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44115 + ... + 46591.

It is an arithmetic number, because the mean of its divisors is an integer number (4757760).

Almost surely, 2^112339381 is an apocalyptic number.

112339381 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112339381 is a deficient number, since it is larger than the sum of its proper divisors (39908939).

112339381 is a wasteful number, since it uses less digits than its factorization.

112339381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2545.

The product of its digits is 3888, while the sum is 31.

The square root of 112339381 is about 10599.0273610365. The cubic root of 112339381 is about 482.5148407473.

It can be divided in two parts, 1123 and 39381, that added together give a palindrome (40504).

The spelling of 112339381 in words is "one hundred twelve million, three hundred thirty-nine thousand, three hundred eighty-one".