111354320 has 80 divisors (see below), whose sum is σ = 322800768. Its totient is φ = 34705920.

The previous prime is 111354317. The next prime is 111354329. The reversal of 111354320 is 23453111.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 111354292 and 111354301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111354329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2879 + ... + 15198.

Almost surely, 2^111354320 is an apocalyptic number.

111354320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111354320 is an abundant number, since it is smaller than the sum of its proper divisors (211446448).

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

111354320 is a wasteful number, since it uses less digits than its factorization.

111354320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18108 (or 18102 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 111354320 is about 10552.4556383810. The cubic root of 111354320 is about 481.1003690658.

The spelling of 111354320 in words is "one hundred eleven million, three hundred fifty-four thousand, three hundred twenty".