1108979802 has 256 divisors, whose sum is σ = 3251404800. Its totient is φ = 272471040.

The previous prime is 1108979797. The next prime is 1108979827. The reversal of 1108979802 is 2089798011.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3784768 + ... + 3785060.

It is an arithmetic number, because the mean of its divisors is an integer number (12700800).

Almost surely, 2^1108979802 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1108979802, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1625702400).

1108979802 is an abundant number, since it is smaller than the sum of its proper divisors (2142424998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1108979802 is a wasteful number, since it uses less digits than its factorization.

1108979802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378 (or 372 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 45.

The square root of 1108979802 is about 33301.3483510803. The cubic root of 1108979802 is about 1035.0814974683.

The spelling of 1108979802 in words is "one billion, one hundred eight million, nine hundred seventy-nine thousand, eight hundred two".