111152323 has 4 divisors (see below), whose sum is σ = 111952120. Its totient is φ = 110352528.

The previous prime is 111152311. The next prime is 111152381. The reversal of 111152323 is 323251111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323251111 = 6763 ⋅47797.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111152323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111152323.

It is not an unprimeable number, because it can be changed into a prime (111152303) 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, 399690 + ... + 399967.

It is an arithmetic number, because the mean of its divisors is an integer number (27988030).

Almost surely, 2^111152323 is an apocalyptic number.

111152323 is a deficient number, since it is larger than the sum of its proper divisors (799797).

111152323 is an equidigital number, since it uses as much as digits as its factorization.

111152323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799796.

The product of its digits is 180, while the sum is 19.

The square root of 111152323 is about 10542.8802041947. The cubic root of 111152323 is about 480.8092872511.

The spelling of 111152323 in words is "one hundred eleven million, one hundred fifty-two thousand, three hundred twenty-three".