1096979208 has 128 divisors (see below), whose sum is σ = 3033985920. Its totient is φ = 328458240.

The previous prime is 1096979207. The next prime is 1096979239. The reversal of 1096979208 is 8029796901.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1096979207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2027418 + ... + 2027958.

It is an arithmetic number, because the mean of its divisors is an integer number (23703015).

Almost surely, 2^1096979208 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1096979208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1516992960).

1096979208 is an abundant number, since it is smaller than the sum of its proper divisors (1937006712).

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

1096979208 is a wasteful number, since it uses less digits than its factorization.

1096979208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727 (or 723 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 51.

The square root of 1096979208 is about 33120.6764423675. The cubic root of 1096979208 is about 1031.3343086848.

The spelling of 1096979208 in words is "one billion, ninety-six million, nine hundred seventy-nine thousand, two hundred eight".