112979887 has 8 divisors (see below), whose sum is σ = 120768480. Its totient is φ = 105431040.

The previous prime is 112979879. The next prime is 112979897. The reversal of 112979887 is 788979211.

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 112979887 - 2³ = 112979879 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 (112979857) 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, 58962 + ... + 60847.

It is an arithmetic number, because the mean of its divisors is an integer number (15096060).

Almost surely, 2^112979887 is an apocalyptic number.

112979887 is a deficient number, since it is larger than the sum of its proper divisors (7788593).

112979887 is a wasteful number, since it uses less digits than its factorization.

112979887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119873.

The product of its digits is 508032, while the sum is 52.

The square root of 112979887 is about 10629.1997346931. The cubic root of 112979887 is about 483.4301272124.

The spelling of 112979887 in words is "one hundred twelve million, nine hundred seventy-nine thousand, eight hundred eighty-seven".