111379824 has 60 divisors (see below), whose sum is σ = 328122600. Its totient is φ = 35171712.

The previous prime is 111379813. The next prime is 111379841. The reversal of 111379824 is 428973111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17619 + ... + 23090.

It is an arithmetic number, because the mean of its divisors is an integer number (5468710).

Almost surely, 2^111379824 is an apocalyptic number.

It is an amenable number.

111379824 is an abundant number, since it is smaller than the sum of its proper divisors (216742776).

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

111379824 is a wasteful number, since it uses less digits than its factorization.

111379824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40742 (or 40733 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 111379824 is about 10553.6640082959. The cubic root of 111379824 is about 481.1370958169.

The spelling of 111379824 in words is "one hundred eleven million, three hundred seventy-nine thousand, eight hundred twenty-four".