8117059994 has 4 divisors (see below), whose sum is σ = 12175589994. Its totient is φ = 4058529996.

The previous prime is 8117059967. The next prime is 8117059997. The reversal of 8117059994 is 4999507118.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4708018225 + 3409041769 = 68615^2 + 58387^2 .

It is not an unprimeable number, because it can be changed into a prime (8117059997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2029264997 + ... + 2029265000.

Almost surely, 2^8117059994 is an apocalyptic number.

8117059994 is a deficient number, since it is larger than the sum of its proper divisors (4058530000).

8117059994 is a wasteful number, since it uses less digits than its factorization.

8117059994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4058529999.

The product of its (nonzero) digits is 816480, while the sum is 53.

The square root of 8117059994 is about 90094.7278923689. The cubic root of 8117059994 is about 2009.7078025451.

The spelling of 8117059994 in words is "eight billion, one hundred seventeen million, fifty-nine thousand, nine hundred ninety-four".