111645323 has 4 divisors (see below), whose sum is σ = 112384848. Its totient is φ = 110905800.

The previous prime is 111645301. The next prime is 111645367. The reversal of 111645323 is 323546111.

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 111645323 - 2²⁴ = 94868107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111645292 and 111645301.

It is not an unprimeable number, because it can be changed into a prime (111645623) 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, 369536 + ... + 369837.

It is an arithmetic number, because the mean of its divisors is an integer number (28096212).

Almost surely, 2^111645323 is an apocalyptic number.

111645323 is a deficient number, since it is larger than the sum of its proper divisors (739525).

111645323 is an equidigital number, since it uses as much as digits as its factorization.

111645323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739524.

The product of its digits is 2160, while the sum is 26.

The square root of 111645323 is about 10566.2350437609. The cubic root of 111645323 is about 481.5190921463.

The spelling of 111645323 in words is "one hundred eleven million, six hundred forty-five thousand, three hundred twenty-three".