111045789 has 8 divisors (see below), whose sum is σ = 164512320. Its totient is φ = 74030508.

The previous prime is 111045743. The next prime is 111045791. The reversal of 111045789 is 987540111.

It is not a de Polignac number, because 111045789 - 2⁸ = 111045533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111045719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2056377 + ... + 2056430.

It is an arithmetic number, because the mean of its divisors is an integer number (20564040).

Almost surely, 2^111045789 is an apocalyptic number.

It is an amenable number.

111045789 is a deficient number, since it is larger than the sum of its proper divisors (53466531).

111045789 is an equidigital number, since it uses as much as digits as its factorization.

111045789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4112816 (or 4112810 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 36.

The square root of 111045789 is about 10537.8265785692. The cubic root of 111045789 is about 480.6556275143.

The spelling of 111045789 in words is "one hundred eleven million, forty-five thousand, seven hundred eighty-nine".