1320117304 has 32 divisors (see below), whose sum is σ = 2702160000. Its totient is φ = 599626720.

The previous prime is 1320117259. The next prime is 1320117317. The reversal of 1320117304 is 4037110231.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent 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, 142197 + ... + 151195.

It is an arithmetic number, because the mean of its divisors is an integer number (84442500).

Almost surely, 2^1320117304 is an apocalyptic number.

It is an amenable number.

1320117304 is an abundant number, since it is smaller than the sum of its proper divisors (1382042696).

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

1320117304 is a wasteful number, since it uses less digits than its factorization.

1320117304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10683 (or 10679 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 1320117304 is about 36333.4185564750. The cubic root of 1320117304 is about 1096.9938039557.

Adding to 1320117304 its reverse (4037110231), we get a palindrome (5357227535).

The spelling of 1320117304 in words is "one billion, three hundred twenty million, one hundred seventeen thousand, three hundred four".