13531064 has 16 divisors (see below), whose sum is σ = 25434000. Its totient is φ = 6748672.

The previous prime is 13531057. The next prime is 13531073. The reversal of 13531064 is 46013531.

It is a happy number.

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, 1709 + ... + 5475.

It is an arithmetic number, because the mean of its divisors is an integer number (1589625).

Almost surely, 2^13531064 is an apocalyptic number.

It is an amenable number.

13531064 is a deficient number, since it is larger than the sum of its proper divisors (11902936).

13531064 is a wasteful number, since it uses less digits than its factorization.

13531064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4222 (or 4218 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 13531064 is about 3678.4594601545. The cubic root of 13531064 is about 238.2926513226.

Adding to 13531064 its reverse (46013531), we get a palindrome (59544595).

The spelling of 13531064 in words is "thirteen million, five hundred thirty-one thousand, sixty-four".