112978494 has 12 divisors (see below), whose sum is σ = 244786776. Its totient is φ = 37659492.

The previous prime is 112978471. The next prime is 112978511. The reversal of 112978494 is 494879211.

It is a happy number.

It is a super-3 number, since 3×112978494³ (a number of 25 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3138274 + ... + 3138309.

It is an arithmetic number, because the mean of its divisors is an integer number (20398898).

Almost surely, 2^112978494 is an apocalyptic number.

112978494 is an abundant number, since it is smaller than the sum of its proper divisors (131808282).

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

112978494 is a wasteful number, since it uses less digits than its factorization.

112978494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6276591 (or 6276588 counting only the distinct ones).

The product of its digits is 145152, while the sum is 45.

The square root of 112978494 is about 10629.1342074508. The cubic root of 112978494 is about 483.4281403663.

It can be divided in two parts, 11297 and 8494, that added together give a palindrome (19791).

The spelling of 112978494 in words is "one hundred twelve million, nine hundred seventy-eight thousand, four hundred ninety-four".