1117087308 has 96 divisors (see below), whose sum is σ = 3027729600. Its totient is φ = 355719168.

The previous prime is 1117087303. The next prime is 1117087319. The reversal of 1117087308 is 8037807111.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1117087303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 301966 + ... + 305642.

It is an arithmetic number, because the mean of its divisors is an integer number (31538850).

Almost surely, 2^1117087308 is an apocalyptic number.

1117087308 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1117087308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1513864800).

1117087308 is an abundant number, since it is smaller than the sum of its proper divisors (1910642292).

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

1117087308 is a wasteful number, since it uses less digits than its factorization.

1117087308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3816 (or 3808 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 36.

The square root of 1117087308 is about 33422.8560718560. The cubic root of 1117087308 is about 1037.5977926497.

The spelling of 1117087308 in words is "one billion, one hundred seventeen million, eighty-seven thousand, three hundred eight".