13604023 has 2 divisors, whose sum is σ = 13604024. Its totient is φ = 13604022.

The previous prime is 13604021. The next prime is 13604033. The reversal of 13604023 is 32040631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13604023 - 2¹ = 13604021 is a prime.

Together with 13604021, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13604021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6802011 + 6802012.

It is an arithmetic number, because the mean of its divisors is an integer number (6802012).

Almost surely, 2^13604023 is an apocalyptic number.

13604023 is a deficient number, since it is larger than the sum of its proper divisors (1).

13604023 is an equidigital number, since it uses as much as digits as its factorization.

13604023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 13604023 is about 3688.3631871062. The cubic root of 13604023 is about 238.7201722557.

Adding to 13604023 its reverse (32040631), we get a palindrome (45644654).

The spelling of 13604023 in words is "thirteen million, six hundred four thousand, twenty-three".