3091343 has 4 divisors (see below), whose sum is σ = 3095040. Its totient is φ = 3087648.

The previous prime is 3091327. The next prime is 3091367. The reversal of 3091343 is 3431903.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3091343 - 2⁴ = 3091327 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3091373) 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, 71 + ... + 2487.

It is an arithmetic number, because the mean of its divisors is an integer number (773760).

Almost surely, 2^3091343 is an apocalyptic number.

3091343 is a deficient number, since it is larger than the sum of its proper divisors (3697).

3091343 is a wasteful number, since it uses less digits than its factorization.

3091343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3696.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 3091343 is about 1758.2215446297. The cubic root of 3091343 is about 145.6741183385.

The spelling of 3091343 in words is "three million, ninety-one thousand, three hundred forty-three".