13608583 has 2 divisors, whose sum is σ = 13608584. Its totient is φ = 13608582.

The previous prime is 13608533. The next prime is 13608593. The reversal of 13608583 is 38580631.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13608583 - 2⁹ = 13608071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13608523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6804291 + 6804292.

It is an arithmetic number, because the mean of its divisors is an integer number (6804292).

Almost surely, 2^13608583 is an apocalyptic number.

13608583 is a deficient number, since it is larger than the sum of its proper divisors (1).

13608583 is an equidigital number, since it uses as much as digits as its factorization.

13608583 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 13608583 is about 3688.9812956967. The cubic root of 13608583 is about 238.7468418759.

The spelling of 13608583 in words is "thirteen million, six hundred eight thousand, five hundred eighty-three".