13313743 has 2 divisors, whose sum is σ = 13313744. Its totient is φ = 13313742.

The previous prime is 13313731. The next prime is 13313749. The reversal of 13313743 is 34731331.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13313743 - 2¹⁷ = 13182671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13313749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6656871 + 6656872.

It is an arithmetic number, because the mean of its divisors is an integer number (6656872).

Almost surely, 2^13313743 is an apocalyptic number.

13313743 is a deficient number, since it is larger than the sum of its proper divisors (1).

13313743 is an equidigital number, since it uses as much as digits as its factorization.

13313743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268, while the sum is 25.

The square root of 13313743 is about 3648.8002137689. The cubic root of 13313743 is about 237.0100288326.

The spelling of 13313743 in words is "thirteen million, three hundred thirteen thousand, seven hundred forty-three".