13373947 has 2 divisors, whose sum is σ = 13373948. Its totient is φ = 13373946.

The previous prime is 13373939. The next prime is 13373953. The reversal of 13373947 is 74937331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13373947 - 2³ = 13373939 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13373957) 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, 6686973 + 6686974.

It is an arithmetic number, because the mean of its divisors is an integer number (6686974).

Almost surely, 2^13373947 is an apocalyptic number.

13373947 is a deficient number, since it is larger than the sum of its proper divisors (1).

13373947 is an equidigital number, since it uses as much as digits as its factorization.

13373947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47628, while the sum is 37.

The square root of 13373947 is about 3657.0407435521. The cubic root of 13373947 is about 237.3667403861.

The spelling of 13373947 in words is "thirteen million, three hundred seventy-three thousand, nine hundred forty-seven".