13864313 has 2 divisors, whose sum is σ = 13864314. Its totient is φ = 13864312.

The previous prime is 13864303. The next prime is 13864321. The reversal of 13864313 is 31346831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12334144 + 1530169 = 3512^2 + 1237^2 .

It is a cyclic number.

It is not a de Polignac number, because 13864313 - 2¹⁴ = 13847929 is a prime.

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 (13864303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6932156 + 6932157.

It is an arithmetic number, because the mean of its divisors is an integer number (6932157).

Almost surely, 2^13864313 is an apocalyptic number.

It is an amenable number.

13864313 is a deficient number, since it is larger than the sum of its proper divisors (1).

13864313 is an equidigital number, since it uses as much as digits as its factorization.

13864313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 29.

The square root of 13864313 is about 3723.4813011482. The cubic root of 13864313 is about 240.2330664177.

The spelling of 13864313 in words is "thirteen million, eight hundred sixty-four thousand, three hundred thirteen".