112381138 has 16 divisors (see below), whose sum is σ = 174320640. Its totient is φ = 54280800.

The previous prime is 112381133. The next prime is 112381223. The reversal of 112381138 is 831183211.

It is not an unprimeable number, because it can be changed into a prime (112381133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43318 + ... + 45838.

It is an arithmetic number, because the mean of its divisors is an integer number (10895040).

Almost surely, 2^112381138 is an apocalyptic number.

112381138 is a deficient number, since it is larger than the sum of its proper divisors (61939502).

112381138 is a wasteful number, since it uses less digits than its factorization.

112381138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3273.

The product of its digits is 1152, while the sum is 28.

The square root of 112381138 is about 10600.9970285818. The cubic root of 112381138 is about 482.5746175775.

The spelling of 112381138 in words is "one hundred twelve million, three hundred eighty-one thousand, one hundred thirty-eight".