3120343 has 4 divisors (see below), whose sum is σ = 3149080. Its totient is φ = 3091608.

The previous prime is 3120331. The next prime is 3120373. The reversal of 3120343 is 3430213.

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

It is a cyclic number.

It is not a de Polignac number, because 3120343 - 2⁵ = 3120311 is a prime.

It is a Duffinian number.

3120343 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120323) 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, 14205 + ... + 14422.

It is an arithmetic number, because the mean of its divisors is an integer number (787270).

Almost surely, 2^3120343 is an apocalyptic number.

3120343 is a deficient number, since it is larger than the sum of its proper divisors (28737).

3120343 is a wasteful number, since it uses less digits than its factorization.

3120343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28736.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 3120343 is about 1766.4492633529. The cubic root of 3120343 is about 146.1282260014.

Adding to 3120343 its reverse (3430213), we get a palindrome (6550556).

The spelling of 3120343 in words is "three million, one hundred twenty thousand, three hundred forty-three".