13598401 has 2 divisors, whose sum is σ = 13598402. Its totient is φ = 13598400.

The previous prime is 13598393. The next prime is 13598413. The reversal of 13598401 is 10489531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12960000 + 638401 = 3600^2 + 799^2 .

It is a cyclic number.

It is not a de Polignac number, because 13598401 - 2³ = 13598393 is a prime.

It is not a weakly prime, because it can be changed into another prime (13593401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6799200 + 6799201.

It is an arithmetic number, because the mean of its divisors is an integer number (6799201).

Almost surely, 2^13598401 is an apocalyptic number.

It is an amenable number.

13598401 is a deficient number, since it is larger than the sum of its proper divisors (1).

13598401 is an equidigital number, since it uses as much as digits as its factorization.

13598401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 13598401 is about 3687.6009816682. The cubic root of 13598401 is about 238.6872832167.

The spelling of 13598401 in words is "thirteen million, five hundred ninety-eight thousand, four hundred one".