13500016 has 20 divisors (see below), whose sum is σ = 26295192. Its totient is φ = 6714176.

The previous prime is 13500007. The next prime is 13500037. The reversal of 13500016 is 61000531.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011 + ... + 5293.

Almost surely, 2^13500016 is an apocalyptic number.

13500016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13500016 is a deficient number, since it is larger than the sum of its proper divisors (12795176).

13500016 is a wasteful number, since it uses less digits than its factorization.

13500016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4488 (or 4482 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 13500016 is about 3674.2367914983. The cubic root of 13500016 is about 238.1102518634.

Adding to 13500016 its reverse (61000531), we get a palindrome (74500547).

The spelling of 13500016 in words is "thirteen million, five hundred thousand, sixteen".