1108940345 has 16 divisors (see below), whose sum is σ = 1417668480. Its totient is φ = 829833984.

The previous prime is 1108940321. The next prime is 1108940387. The reversal of 1108940345 is 5430498011.

It is a cyclic number.

It is not a de Polignac number, because 1108940345 - 2⁶ = 1108940281 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26165 + ... + 53874.

It is an arithmetic number, because the mean of its divisors is an integer number (88604280).

Almost surely, 2^1108940345 is an apocalyptic number.

It is an amenable number.

1108940345 is a deficient number, since it is larger than the sum of its proper divisors (308728135).

1108940345 is a wasteful number, since it uses less digits than its factorization.

1108940345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80224.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 1108940345 is about 33300.7559223511. The cubic root of 1108940345 is about 1035.0692214122.

The spelling of 1108940345 in words is "one billion, one hundred eight million, nine hundred forty thousand, three hundred forty-five".