12732135 has 16 divisors (see below), whose sum is σ = 21938784. Its totient is φ = 6268032.

The previous prime is 12732127. The next prime is 12732143. The reversal of 12732135 is 53123721.

12732135 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12732127) and next prime (12732143).

It is not a de Polignac number, because 12732135 - 2³ = 12732127 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32452 + ... + 32841.

It is an arithmetic number, because the mean of its divisors is an integer number (1371174).

Almost surely, 2^12732135 is an apocalyptic number.

12732135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12732135 is a deficient number, since it is larger than the sum of its proper divisors (9206649).

12732135 is a wasteful number, since it uses less digits than its factorization.

12732135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65314.

The product of its digits is 1260, while the sum is 24.

The square root of 12732135 is about 3568.2117369910. The cubic root of 12732135 is about 233.5072727981.

Adding to 12732135 its reverse (53123721), we get a palindrome (65855856).

The spelling of 12732135 in words is "twelve million, seven hundred thirty-two thousand, one hundred thirty-five".