3113249 has 2 divisors, whose sum is σ = 3113250. Its totient is φ = 3113248.

The previous prime is 3113239. The next prime is 3113267. The reversal of 3113249 is 9423113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1690000 + 1423249 = 1300^2 + 1193^2 .

It is a cyclic number.

It is not a de Polignac number, because 3113249 - 2¹⁶ = 3047713 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3113239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556624 + 1556625.

It is an arithmetic number, because the mean of its divisors is an integer number (1556625).

Almost surely, 2^3113249 is an apocalyptic number.

It is an amenable number.

3113249 is a deficient number, since it is larger than the sum of its proper divisors (1).

3113249 is an equidigital number, since it uses as much as digits as its factorization.

3113249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 23.

The square root of 3113249 is about 1764.4401378341. The cubic root of 3113249 is about 146.0174026919.

The spelling of 3113249 in words is "three million, one hundred thirteen thousand, two hundred forty-nine".