13645132 has 6 divisors (see below), whose sum is σ = 23878988. Its totient is φ = 6822564.

The previous prime is 13645127. The next prime is 13645157. The reversal of 13645132 is 23154631.

It is a junction number, because it is equal to n+sod(n) for n = 13645097 and 13645106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1705638 + ... + 1705645.

Almost surely, 2^13645132 is an apocalyptic number.

It is an amenable number.

13645132 is a deficient number, since it is larger than the sum of its proper divisors (10233856).

13645132 is a wasteful number, since it uses less digits than its factorization.

13645132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3411287 (or 3411285 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 13645132 is about 3693.9317806370. The cubic root of 13645132 is about 238.9603874522.

Adding to 13645132 its reverse (23154631), we get a palindrome (36799763).

The spelling of 13645132 in words is "thirteen million, six hundred forty-five thousand, one hundred thirty-two".