13427273 has 2 divisors, whose sum is σ = 13427274. Its totient is φ = 13427272.

The previous prime is 13427257. The next prime is 13427287. The reversal of 13427273 is 37272431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12166144 + 1261129 = 3488^2 + 1123^2 .

It is a cyclic number.

It is not a de Polignac number, because 13427273 - 2⁴ = 13427257 is a prime.

It is not a weakly prime, because it can be changed into another prime (13427473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6713636 + 6713637.

It is an arithmetic number, because the mean of its divisors is an integer number (6713637).

Almost surely, 2^13427273 is an apocalyptic number.

It is an amenable number.

13427273 is a deficient number, since it is larger than the sum of its proper divisors (1).

13427273 is an equidigital number, since it uses as much as digits as its factorization.

13427273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7056, while the sum is 29.

The square root of 13427273 is about 3664.3243579137. The cubic root of 13427273 is about 237.6818064978.

The spelling of 13427273 in words is "thirteen million, four hundred twenty-seven thousand, two hundred seventy-three".