13403163 has 8 divisors (see below), whose sum is σ = 17935168. Its totient is φ = 8903304.

The previous prime is 13403161. The next prime is 13403177. The reversal of 13403163 is 36130431.

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

It is not a de Polignac number, because 13403163 - 2¹ = 13403161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13403161) 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, 7045 + ... + 8742.

It is an arithmetic number, because the mean of its divisors is an integer number (2241896).

Almost surely, 2^13403163 is an apocalyptic number.

13403163 is a deficient number, since it is larger than the sum of its proper divisors (4532005).

13403163 is a wasteful number, since it uses less digits than its factorization.

13403163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16073.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 13403163 is about 3661.0330509298. The cubic root of 13403163 is about 237.5394608485.

Adding to 13403163 its reverse (36130431), we get a palindrome (49533594).

The spelling of 13403163 in words is "thirteen million, four hundred three thousand, one hundred sixty-three".