112700138 has 8 divisors (see below), whose sum is σ = 176400288. Its totient is φ = 53900044.

The previous prime is 112700131. The next prime is 112700149. The reversal of 112700138 is 831007211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×112700138² = 25402642210438088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (112700131) 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 3 ways as a sum of consecutive naturals, for example, 1224956 + ... + 1225047.

It is an arithmetic number, because the mean of its divisors is an integer number (22050036).

Almost surely, 2^112700138 is an apocalyptic number.

112700138 is a deficient number, since it is larger than the sum of its proper divisors (63700150).

112700138 is a wasteful number, since it uses less digits than its factorization.

112700138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2450028.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 112700138 is about 10616.0321212777. The cubic root of 112700138 is about 483.0307910306.

Adding to 112700138 its reverse (831007211), we get a palindrome (943707349).

The spelling of 112700138 in words is "one hundred twelve million, seven hundred thousand, one hundred thirty-eight".