112861813 has 8 divisors (see below), whose sum is σ = 114635520. Its totient is φ = 111093360.

The previous prime is 112861789. The next prime is 112861817. The reversal of 112861813 is 318168211.

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

It is a cyclic number.

It is not a de Polignac number, because 112861813 - 2¹³ = 112853621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112861817) 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, 75156 + ... + 76642.

It is an arithmetic number, because the mean of its divisors is an integer number (14329440).

Almost surely, 2^112861813 is an apocalyptic number.

It is an amenable number.

112861813 is a deficient number, since it is larger than the sum of its proper divisors (1773707).

112861813 is a wasteful number, since it uses less digits than its factorization.

112861813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2627.

The product of its digits is 2304, while the sum is 31.

The square root of 112861813 is about 10623.6440546547. The cubic root of 112861813 is about 483.2616593944.

The spelling of 112861813 in words is "one hundred twelve million, eight hundred sixty-one thousand, eight hundred thirteen".