112131654 has 24 divisors (see below), whose sum is σ = 236692440. Its totient is φ = 35409312.

The previous prime is 112131653. The next prime is 112131689. The reversal of 112131654 is 456131211.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112131653) 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 11 ways as a sum of consecutive naturals, for example, 23719 + ... + 28050.

It is an arithmetic number, because the mean of its divisors is an integer number (9862185).

Almost surely, 2^112131654 is an apocalyptic number.

112131654 is an abundant number, since it is smaller than the sum of its proper divisors (124560786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112131654 is a wasteful number, since it uses less digits than its factorization.

112131654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51812 (or 51793 counting only the distinct ones).

The product of its digits is 720, while the sum is 24.

The square root of 112131654 is about 10589.2234842787. The cubic root of 112131654 is about 482.2172508244.

Adding to 112131654 its reverse (456131211), we get a palindrome (568262865).

The spelling of 112131654 in words is "one hundred twelve million, one hundred thirty-one thousand, six hundred fifty-four".