13500063 has 6 divisors (see below), whose sum is σ = 19500104. Its totient is φ = 9000036.

The previous prime is 13500061. The next prime is 13500077. The reversal of 13500063 is 36000531.

It is not a de Polignac number, because 13500063 - 2¹ = 13500061 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 (13500061) 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, 749995 + ... + 750012.

Almost surely, 2^13500063 is an apocalyptic number.

13500063 is a deficient number, since it is larger than the sum of its proper divisors (6000041).

13500063 is a wasteful number, since it uses less digits than its factorization.

13500063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500013 (or 1500010 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 13500063 is about 3674.2431873789. The cubic root of 13500063 is about 238.1105281882.

Adding to 13500063 its reverse (36000531), we get a palindrome (49500594).

The spelling of 13500063 in words is "thirteen million, five hundred thousand, sixty-three".