1179798120 has 48 divisors (see below), whose sum is σ = 3834345060. Its totient is φ = 314612736.

The previous prime is 1179798107. The next prime is 1179798121. The reversal of 1179798120 is 218979711.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1114090884 + 65707236 = 33378^2 + 8106^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1179798121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1638249 + ... + 1638968.

Almost surely, 2^1179798120 is an apocalyptic number.

1179798120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1179798120 is an abundant number, since it is smaller than the sum of its proper divisors (2654546940).

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

1179798120 is a wasteful number, since it uses less digits than its factorization.

1179798120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277234 (or 3277227 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 45.

The square root of 1179798120 is about 34348.1894719358. The cubic root of 1179798120 is about 1056.6615388279.

The spelling of 1179798120 in words is "one billion, one hundred seventy-nine million, seven hundred ninety-eight thousand, one hundred twenty".