13523066 has 8 divisors (see below), whose sum is σ = 20300544. Its totient is φ = 6756220.

The previous prime is 13523063. The next prime is 13523089. The reversal of 13523066 is 66032531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (13523063) by changing a digit.

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, 2621 + ... + 5823.

It is an arithmetic number, because the mean of its divisors is an integer number (2537568).

Almost surely, 2^13523066 is an apocalyptic number.

13523066 is a deficient number, since it is larger than the sum of its proper divisors (6777478).

13523066 is a wasteful number, since it uses less digits than its factorization.

13523066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5316.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 13523066 is about 3677.3721595726. The cubic root of 13523066 is about 238.2456917177.

Adding to 13523066 its reverse (66032531), we get a palindrome (79555597).

The spelling of 13523066 in words is "thirteen million, five hundred twenty-three thousand, sixty-six".