1117068345 has 24 divisors (see below), whose sum is σ = 1948596936. Its totient is φ = 591971328.

The previous prime is 1117068343. The next prime is 1117068373. The reversal of 1117068345 is 5438607111.

It can be written as a sum of positive squares in 4 ways, for example, as 159289641 + 957778704 = 12621^2 + 30948^2 .

It is not a de Polignac number, because 1117068345 - 2¹ = 1117068343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1117068341) 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 23 ways as a sum of consecutive naturals, for example, 71992 + ... + 86121.

It is an arithmetic number, because the mean of its divisors is an integer number (81191539).

Almost surely, 2^1117068345 is an apocalyptic number.

1117068345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1117068345 is a deficient number, since it is larger than the sum of its proper divisors (831528591).

1117068345 is a wasteful number, since it uses less digits than its factorization.

1117068345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158281 (or 158278 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 1117068345 is about 33422.5723875347. The cubic root of 1117068345 is about 1037.5919214051.

The spelling of 1117068345 in words is "one billion, one hundred seventeen million, sixty-eight thousand, three hundred forty-five".