8113997 has 8 divisors (see below), whose sum is σ = 8497440. Its totient is φ = 7737520.

The previous prime is 8113993. The next prime is 8113999. The reversal of 8113997 is 7993118.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8113997 - 2² = 8113993 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8113997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8113993) 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, 722 + ... + 4092.

It is an arithmetic number, because the mean of its divisors is an integer number (1062180).

Almost surely, 2^8113997 is an apocalyptic number.

It is an amenable number.

8113997 is a deficient number, since it is larger than the sum of its proper divisors (383443).

8113997 is a wasteful number, since it uses less digits than its factorization.

8113997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3483.

The product of its digits is 13608, while the sum is 38.

The square root of 8113997 is about 2848.5078550006. The cubic root of 8113997 is about 200.9454981228.

The spelling of 8113997 in words is "eight million, one hundred thirteen thousand, nine hundred ninety-seven".