13243201 has 2 divisors, whose sum is σ = 13243202. Its totient is φ = 13243200.

The previous prime is 13243177. The next prime is 13243211. The reversal of 13243201 is 10234231.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11553201 + 1690000 = 3399^2 + 1300^2 .

It is a cyclic number.

It is not a de Polignac number, because 13243201 - 2⁹ = 13242689 is a prime.

It is not a weakly prime, because it can be changed into another prime (13243211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6621600 + 6621601.

It is an arithmetic number, because the mean of its divisors is an integer number (6621601).

Almost surely, 2^13243201 is an apocalyptic number.

It is an amenable number.

13243201 is a deficient number, since it is larger than the sum of its proper divisors (1).

13243201 is an equidigital number, since it uses as much as digits as its factorization.

13243201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 13243201 is about 3639.1209103299. The cubic root of 13243201 is about 236.5906932847.

Adding to 13243201 its reverse (10234231), we get a palindrome (23477432).

It can be divided in two parts, 13 and 243201, that multiplied together give a palindrome (3161613).

The spelling of 13243201 in words is "thirteen million, two hundred forty-three thousand, two hundred one".