1117798192 has 60 divisors (see below), whose sum is σ = 2553965256. Its totient is φ = 472469760.

The previous prime is 1117798189. The next prime is 1117798271. The reversal of 1117798192 is 2918977111.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47467 + ... + 66997.

Almost surely, 2^1117798192 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 1117798192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1276982628).

1117798192 is an abundant number, since it is smaller than the sum of its proper divisors (1436167064).

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

1117798192 is a wasteful number, since it uses less digits than its factorization.

1117798192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19626 (or 19613 counting only the distinct ones).

The product of its digits is 63504, while the sum is 46.

The square root of 1117798192 is about 33433.4890790656. The cubic root of 1117798192 is about 1037.8178456554.

The spelling of 1117798192 in words is "one billion, one hundred seventeen million, seven hundred ninety-eight thousand, one hundred ninety-two".