1109994955 has 8 divisors (see below), whose sum is σ = 1340166672. Its totient is φ = 882547488.

The previous prime is 1109994947. The next prime is 1109995001. The reversal of 1109994955 is 5594999011.

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 1109994955 - 2³ = 1109994947 is a prime.

It is a Duffinian number.

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, 680164 + ... + 681793.

It is an arithmetic number, because the mean of its divisors is an integer number (167520834).

Almost surely, 2^1109994955 is an apocalyptic number.

1109994955 is a deficient number, since it is larger than the sum of its proper divisors (230171717).

1109994955 is a wasteful number, since it uses less digits than its factorization.

1109994955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362125.

The product of its (nonzero) digits is 656100, while the sum is 52.

The square root of 1109994955 is about 33316.5867849634. The cubic root of 1109994955 is about 1035.3972368013.

The spelling of 1109994955 in words is "one billion, one hundred nine million, nine hundred ninety-four thousand, nine hundred fifty-five".