13200641 has 2 divisors, whose sum is σ = 13200642. Its totient is φ = 13200640.

The previous prime is 13200631. The next prime is 13200659. The reversal of 13200641 is 14600231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12567025 + 633616 = 3545^2 + 796^2 .

It is a cyclic number.

It is not a de Polignac number, because 13200641 - 2¹⁰ = 13199617 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13200631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6600320 + 6600321.

It is an arithmetic number, because the mean of its divisors is an integer number (6600321).

Almost surely, 2^13200641 is an apocalyptic number.

It is an amenable number.

13200641 is a deficient number, since it is larger than the sum of its proper divisors (1).

13200641 is an equidigital number, since it uses as much as digits as its factorization.

13200641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 13200641 is about 3633.2686385678. The cubic root of 13200641 is about 236.3369755252.

Adding to 13200641 its reverse (14600231), we get a palindrome (27800872).

The spelling of 13200641 in words is "thirteen million, two hundred thousand, six hundred forty-one".