13163103 has 6 divisors (see below), whose sum is σ = 19013384. Its totient is φ = 8775396.

The previous prime is 13163099. The next prime is 13163113. The reversal of 13163103 is 30136131.

13163103 is a `hidden beast` number, since 1 + 31 + 631 + 0 + 3 = 666.

It is not a de Polignac number, because 13163103 - 2² = 13163099 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 (13163113) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 731275 + ... + 731292.

Almost surely, 2^13163103 is an apocalyptic number.

13163103 is a deficient number, since it is larger than the sum of its proper divisors (5850281).

13163103 is a wasteful number, since it uses less digits than its factorization.

13163103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1462573 (or 1462570 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 13163103 is about 3628.0990890548. The cubic root of 13163103 is about 236.1127429809.

Adding to 13163103 its reverse (30136131), we get a palindrome (43299234).

The spelling of 13163103 in words is "thirteen million, one hundred sixty-three thousand, one hundred three".