8113113 has 6 divisors (see below), whose sum is σ = 11718954. Its totient is φ = 5408736.

The previous prime is 8113109. The next prime is 8113153. The reversal of 8113113 is 3113118.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7767369 + 345744 = 2787^2 + 588^2 .

It is not a de Polignac number, because 8113113 - 2² = 8113109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8113153) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 450720 + ... + 450737.

It is an arithmetic number, because the mean of its divisors is an integer number (1953159).

Almost surely, 2^8113113 is an apocalyptic number.

It is an amenable number.

8113113 is a deficient number, since it is larger than the sum of its proper divisors (3605841).

8113113 is a wasteful number, since it uses less digits than its factorization.

8113113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901463 (or 901460 counting only the distinct ones).

The product of its digits is 72, while the sum is 18.

The square root of 8113113 is about 2848.3526818145. The cubic root of 8113113 is about 200.9382003520.

It can be divided in two parts, 81 and 13113, that multiplied together give a triangular number (1062153 = T₁₄₅₇).

The spelling of 8113113 in words is "eight million, one hundred thirteen thousand, one hundred thirteen".