111923793 has 6 divisors (see below), whose sum is σ = 161667714. Its totient is φ = 74615856.

The previous prime is 111923771. The next prime is 111923827. The reversal of 111923793 is 397329111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 105329169 + 6594624 = 10263^2 + 2568^2 .

It is not a de Polignac number, because 111923793 - 2²⁰ = 110875217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111923743) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6217980 + ... + 6217997.

It is an arithmetic number, because the mean of its divisors is an integer number (26944619).

Almost surely, 2^111923793 is an apocalyptic number.

It is an amenable number.

111923793 is a deficient number, since it is larger than the sum of its proper divisors (49743921).

111923793 is a wasteful number, since it uses less digits than its factorization.

111923793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12435983 (or 12435980 counting only the distinct ones).

The product of its digits is 10206, while the sum is 36.

The square root of 111923793 is about 10579.4041892727. The cubic root of 111923793 is about 481.9191008203.

The spelling of 111923793 in words is "one hundred eleven million, nine hundred twenty-three thousand, seven hundred ninety-three".