111453023 has 4 divisors (see below), whose sum is σ = 121585128. Its totient is φ = 101320920.

The previous prime is 111453007. The next prime is 111453073. The reversal of 111453023 is 320354111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111453023 - 2⁴ = 111453007 is a prime.

It is a super-3 number, since 3×111453023³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111452986 and 111453004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111453073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5066036 + ... + 5066057.

It is an arithmetic number, because the mean of its divisors is an integer number (30396282).

Almost surely, 2^111453023 is an apocalyptic number.

111453023 is a deficient number, since it is larger than the sum of its proper divisors (10132105).

111453023 is a wasteful number, since it uses less digits than its factorization.

111453023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10132104.

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

The square root of 111453023 is about 10557.1313812039. The cubic root of 111453023 is about 481.2424740938.

The spelling of 111453023 in words is "one hundred eleven million, four hundred fifty-three thousand, twenty-three".