3111349 has 2 divisors, whose sum is σ = 3111350. Its totient is φ = 3111348.

The previous prime is 3111343. The next prime is 3111397. The reversal of 3111349 is 9431113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3010225 + 101124 = 1735^2 + 318^2 .

It is a cyclic number.

It is not a de Polignac number, because 3111349 - 2³ = 3111341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3111341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555674 + 1555675.

It is an arithmetic number, because the mean of its divisors is an integer number (1555675).

Almost surely, 2^3111349 is an apocalyptic number.

It is an amenable number.

3111349 is a deficient number, since it is larger than the sum of its proper divisors (1).

3111349 is an equidigital number, since it uses as much as digits as its factorization.

3111349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 324, while the sum is 22.

The square root of 3111349 is about 1763.9016412487. The cubic root of 3111349 is about 145.9876920881.

The spelling of 3111349 in words is "three million, one hundred eleven thousand, three hundred forty-nine".