111505345 has 8 divisors (see below), whose sum is σ = 152921664. Its totient is φ = 76460784.

The previous prime is 111505337. The next prime is 111505379. The reversal of 111505345 is 543505111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111505345 - 2³ = 111505337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1592899 + ... + 1592968.

It is an arithmetic number, because the mean of its divisors is an integer number (19115208).

Almost surely, 2^111505345 is an apocalyptic number.

It is an amenable number.

111505345 is a deficient number, since it is larger than the sum of its proper divisors (41416319).

111505345 is an equidigital number, since it uses as much as digits as its factorization.

111505345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3185879.

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 111505345 is about 10559.6091310237. The cubic root of 111505345 is about 481.3177692836.

The spelling of 111505345 in words is "one hundred eleven million, five hundred five thousand, three hundred forty-five".