111456001 has 4 divisors (see below), whose sum is σ = 111483904. Its totient is φ = 111428100.

The previous prime is 111455989. The next prime is 111456031. The reversal of 111456001 is 100654111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111456001 - 2¹⁵ = 111423233 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 111456001.

It is not an unprimeable number, because it can be changed into a prime (111456031) 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, 6705 + ... + 16366.

It is an arithmetic number, because the mean of its divisors is an integer number (27870976).

Almost surely, 2^111456001 is an apocalyptic number.

It is an amenable number.

111456001 is a deficient number, since it is larger than the sum of its proper divisors (27903).

111456001 is an equidigital number, since it uses as much as digits as its factorization.

111456001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27902.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 111456001 is about 10557.2724223636. The cubic root of 111456001 is about 481.2467602863.

The spelling of 111456001 in words is "one hundred eleven million, four hundred fifty-six thousand, one".