3113993 has 4 divisors (see below), whose sum is σ = 3249408. Its totient is φ = 2978580.

The previous prime is 3113987. The next prime is 3114019. The reversal of 3113993 is 3993113.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3113993 - 2⁴ = 3113977 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3113923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67673 + ... + 67718.

It is an arithmetic number, because the mean of its divisors is an integer number (812352).

Almost surely, 2^3113993 is an apocalyptic number.

It is an amenable number.

3113993 is a deficient number, since it is larger than the sum of its proper divisors (135415).

3113993 is a wasteful number, since it uses less digits than its factorization.

3113993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135414.

The product of its digits is 2187, while the sum is 29.

The square root of 3113993 is about 1764.6509569884. The cubic root of 3113993 is about 146.0290334454.

The spelling of 3113993 in words is "three million, one hundred thirteen thousand, nine hundred ninety-three".