111648023 has 2 divisors, whose sum is σ = 111648024. Its totient is φ = 111648022.

The previous prime is 111647989. The next prime is 111648029. The reversal of 111648023 is 320846111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111648023 - 2¹⁶ = 111582487 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111647983 and 111648001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111648029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55824011 + 55824012.

It is an arithmetic number, because the mean of its divisors is an integer number (55824012).

Almost surely, 2^111648023 is an apocalyptic number.

111648023 is a deficient number, since it is larger than the sum of its proper divisors (1).

111648023 is an equidigital number, since it uses as much as digits as its factorization.

111648023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 111648023 is about 10566.3628084597. The cubic root of 111648023 is about 481.5229737571.

The spelling of 111648023 in words is "one hundred eleven million, six hundred forty-eight thousand, twenty-three".