13273849 has 2 divisors, whose sum is σ = 13273850. Its totient is φ = 13273848.

The previous prime is 13273823. The next prime is 13273853. The reversal of 13273849 is 94837231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9412624 + 3861225 = 3068^2 + 1965^2 .

It is a cyclic number.

It is not a de Polignac number, because 13273849 - 2⁷ = 13273721 is a prime.

It is not a weakly prime, because it can be changed into another prime (13273049) 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, 6636924 + 6636925.

It is an arithmetic number, because the mean of its divisors is an integer number (6636925).

Almost surely, 2^13273849 is an apocalyptic number.

It is an amenable number.

13273849 is a deficient number, since it is larger than the sum of its proper divisors (1).

13273849 is an equidigital number, since it uses as much as digits as its factorization.

13273849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 37.

The square root of 13273849 is about 3643.3293839564. The cubic root of 13273849 is about 236.7730622149.

The spelling of 13273849 in words is "thirteen million, two hundred seventy-three thousand, eight hundred forty-nine".