3113969 has 2 divisors, whose sum is σ = 3113970. Its totient is φ = 3113968.

The previous prime is 3113963. The next prime is 3113977. The reversal of 3113969 is 9693113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2640625 + 473344 = 1625^2 + 688^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3113969 is a prime.

It is a super-2 number, since 2×3113969² = 19393605865922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3113963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556984 + 1556985.

It is an arithmetic number, because the mean of its divisors is an integer number (1556985).

Almost surely, 2^3113969 is an apocalyptic number.

It is an amenable number.

3113969 is a deficient number, since it is larger than the sum of its proper divisors (1).

3113969 is an equidigital number, since it uses as much as digits as its factorization.

3113969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4374, while the sum is 32.

The square root of 3113969 is about 1764.6441567636. The cubic root of 3113969 is about 146.0286582887.

The spelling of 3113969 in words is "three million, one hundred thirteen thousand, nine hundred sixty-nine".