13258243 has 2 divisors, whose sum is σ = 13258244. Its totient is φ = 13258242.

The previous prime is 13258213. The next prime is 13258261. The reversal of 13258243 is 34285231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13258243 - 2⁹ = 13257731 is a prime.

It is not a weakly prime, because it can be changed into another prime (13258213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6629121 + 6629122.

It is an arithmetic number, because the mean of its divisors is an integer number (6629122).

Almost surely, 2^13258243 is an apocalyptic number.

13258243 is a deficient number, since it is larger than the sum of its proper divisors (1).

13258243 is an equidigital number, since it uses as much as digits as its factorization.

13258243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 28.

The square root of 13258243 is about 3641.1870317247. The cubic root of 13258243 is about 236.6802348456.

The spelling of 13258243 in words is "thirteen million, two hundred fifty-eight thousand, two hundred forty-three".