1117382340 has 24 divisors (see below), whose sum is σ = 3128670720. Its totient is φ = 297968608.

The previous prime is 1117382339. The next prime is 1117382347. The reversal of 1117382340 is 432837111.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1117382298 and 1117382307.

It is not an unprimeable number, because it can be changed into a prime (1117382347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9311460 + ... + 9311579.

It is an arithmetic number, because the mean of its divisors is an integer number (130361280).

Almost surely, 2^1117382340 is an apocalyptic number.

1117382340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1117382340 is an abundant number, since it is smaller than the sum of its proper divisors (2011288380).

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

1117382340 is a wasteful number, since it uses less digits than its factorization.

1117382340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18623051 (or 18623049 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 1117382340 is about 33427.2694068780. The cubic root of 1117382340 is about 1037.6891306629.

The spelling of 1117382340 in words is "one billion, one hundred seventeen million, three hundred eighty-two thousand, three hundred forty".