13325663 has 8 divisors (see below), whose sum is σ = 14388528. Its totient is φ = 12268224.

The previous prime is 13325623. The next prime is 13325677. The reversal of 13325663 is 36652331.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13325663 - 2⁸ = 13325407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13325623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4820 + ... + 7062.

It is an arithmetic number, because the mean of its divisors is an integer number (1798566).

Almost surely, 2^13325663 is an apocalyptic number.

13325663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13325663 is a deficient number, since it is larger than the sum of its proper divisors (1062865).

13325663 is a wasteful number, since it uses less digits than its factorization.

13325663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2713.

The product of its digits is 9720, while the sum is 29.

The square root of 13325663 is about 3650.4332619567. The cubic root of 13325663 is about 237.0807406483.

Adding to 13325663 its reverse (36652331), we get a palindrome (49977994).

The spelling of 13325663 in words is "thirteen million, three hundred twenty-five thousand, six hundred sixty-three".