1117387320 has 64 divisors (see below), whose sum is σ = 3831045120. Its totient is φ = 255402624.

The previous prime is 1117387319. The next prime is 1117387361. The reversal of 1117387320 is 237837111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 664272 + ... + 665951.

It is an arithmetic number, because the mean of its divisors is an integer number (59860080).

Almost surely, 2^1117387320 is an apocalyptic number.

1117387320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1117387320 is an abundant number, since it is smaller than the sum of its proper divisors (2713657800).

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

1117387320 is a wasteful number, since it uses less digits than its factorization.

1117387320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1330244 (or 1330240 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 33.

The square root of 1117387320 is about 33427.3438968758. The cubic root of 1117387320 is about 1037.6906722672.

The spelling of 1117387320 in words is "one billion, one hundred seventeen million, three hundred eighty-seven thousand, three hundred twenty".