13481516 has 12 divisors (see below), whose sum is σ = 23675232. Its totient is φ = 6717168.

The previous prime is 13481477. The next prime is 13481569. The reversal of 13481516 is 61518431.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4580 + ... + 6923.

It is an arithmetic number, because the mean of its divisors is an integer number (1972936).

Almost surely, 2^13481516 is an apocalyptic number.

It is an amenable number.

13481516 is a deficient number, since it is larger than the sum of its proper divisors (10193716).

13481516 is a wasteful number, since it uses less digits than its factorization.

13481516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11800 (or 11798 counting only the distinct ones).

The product of its digits is 2880, while the sum is 29.

The square root of 13481516 is about 3671.7183987882. The cubic root of 13481516 is about 238.0014358598.

Adding to 13481516 its reverse (61518431), we get a palindrome (74999947).

The spelling of 13481516 in words is "thirteen million, four hundred eighty-one thousand, five hundred sixteen".