111506323 has 12 divisors (see below), whose sum is σ = 117775728. Its totient is φ = 105551600.

The previous prime is 111506309. The next prime is 111506327. The reversal of 111506323 is 323605111.

It is a happy number.

It is not a de Polignac number, because 111506323 - 2²¹ = 109409171 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111506294 and 111506303.

It is not an unprimeable number, because it can be changed into a prime (111506327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52386 + ... + 54472.

It is an arithmetic number, because the mean of its divisors is an integer number (9814644).

Almost surely, 2^111506323 is an apocalyptic number.

111506323 is a deficient number, since it is larger than the sum of its proper divisors (6269405).

111506323 is a wasteful number, since it uses less digits than its factorization.

111506323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2234 (or 2211 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 111506323 is about 10559.6554394545. The cubic root of 111506323 is about 481.3191764729.

The spelling of 111506323 in words is "one hundred eleven million, five hundred six thousand, three hundred twenty-three".