13279241 has 2 divisors, whose sum is σ = 13279242. Its totient is φ = 13279240.

The previous prime is 13279237. The next prime is 13279243. The reversal of 13279241 is 14297231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12924025 + 355216 = 3595^2 + 596^2 .

It is a cyclic number.

It is not a de Polignac number, because 13279241 - 2² = 13279237 is a prime.

Together with 13279243, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13279243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6639620 + 6639621.

It is an arithmetic number, because the mean of its divisors is an integer number (6639621).

Almost surely, 2^13279241 is an apocalyptic number.

It is an amenable number.

13279241 is a deficient number, since it is larger than the sum of its proper divisors (1).

13279241 is an equidigital number, since it uses as much as digits as its factorization.

13279241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 29.

The square root of 13279241 is about 3644.0692913280. The cubic root of 13279241 is about 236.8051179139.

The spelling of 13279241 in words is "thirteen million, two hundred seventy-nine thousand, two hundred forty-one".