13645064 has 16 divisors (see below), whose sum is σ = 25945920. Its totient is φ = 6726160.

The previous prime is 13645057. The next prime is 13645127. The reversal of 13645064 is 46054631.

It is a happy 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, 11444 + ... + 12579.

It is an arithmetic number, because the mean of its divisors is an integer number (1621620).

Almost surely, 2^13645064 is an apocalyptic number.

It is an amenable number.

13645064 is a deficient number, since it is larger than the sum of its proper divisors (12300856).

13645064 is a wasteful number, since it uses less digits than its factorization.

13645064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24100 (or 24096 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 13645064 is about 3693.9225763408. The cubic root of 13645064 is about 238.9599905016.

Adding to 13645064 its reverse (46054631), we get a palindrome (59699695).

The spelling of 13645064 in words is "thirteen million, six hundred forty-five thousand, sixty-four".