12732116 has 12 divisors (see below), whose sum is σ = 23591988. Its totient is φ = 5991552.

The previous prime is 12732113. The next prime is 12732119. The reversal of 12732116 is 61123721.

It is an interprime number because it is at equal distance from previous prime (12732113) and next prime (12732119).

It can be written as a sum of positive squares in 2 ways, for example, as 6250000 + 6482116 = 2500^2 + 2546^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12732091 and 12732100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12732113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93551 + ... + 93686.

It is an arithmetic number, because the mean of its divisors is an integer number (1965999).

Almost surely, 2^12732116 is an apocalyptic number.

It is an amenable number.

12732116 is a deficient number, since it is larger than the sum of its proper divisors (10859872).

12732116 is a wasteful number, since it uses less digits than its factorization.

12732116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187258 (or 187256 counting only the distinct ones).

The product of its digits is 504, while the sum is 23.

The square root of 12732116 is about 3568.2090745919. The cubic root of 12732116 is about 233.5071566447.

Adding to 12732116 its reverse (61123721), we get a palindrome (73855837).

The spelling of 12732116 in words is "twelve million, seven hundred thirty-two thousand, one hundred sixteen".