13134663 has 16 divisors (see below), whose sum is σ = 19651840. Its totient is φ = 8669592.

The previous prime is 13134661. The next prime is 13134683. The reversal of 13134663 is 36643131.

13134663 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13134663 - 2¹ = 13134661 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13134661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 420 + ... + 5142.

It is an arithmetic number, because the mean of its divisors is an integer number (1228240).

Almost surely, 2^13134663 is an apocalyptic number.

13134663 is a deficient number, since it is larger than the sum of its proper divisors (6517177).

13134663 is a wasteful number, since it uses less digits than its factorization.

13134663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4835 (or 4829 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 13134663 is about 3624.1775618752. The cubic root of 13134663 is about 235.9425731669.

Adding to 13134663 its reverse (36643131), we get a palindrome (49777794).

The spelling of 13134663 in words is "thirteen million, one hundred thirty-four thousand, six hundred sixty-three".