12727134 has 24 divisors (see below), whose sum is σ = 31515120. Its totient is φ = 3636288.

The previous prime is 12727129. The next prime is 12727139. The reversal of 12727134 is 43172721.

It is a happy number.

12727134 is digitally balanced in base 2, because in such base 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 (12727129) and next prime (12727139).

It is a junction number, because it is equal to n+sod(n) for n = 12727098 and 12727107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12727139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50379 + ... + 50630.

It is an arithmetic number, because the mean of its divisors is an integer number (1313130).

Almost surely, 2^12727134 is an apocalyptic number.

12727134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12727134 is an abundant number, since it is smaller than the sum of its proper divisors (18787986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12727134 is a wasteful number, since it uses less digits than its factorization.

12727134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101024 (or 101021 counting only the distinct ones).

The product of its digits is 2352, while the sum is 27.

The square root of 12727134 is about 3567.5108969700. The cubic root of 12727134 is about 233.4766960253.

Adding to 12727134 its reverse (43172721), we get a palindrome (55899855).

It can be divided in two parts, 127 and 27134, that added together give a triangular number (27261 = T₂₃₃).

The spelling of 12727134 in words is "twelve million, seven hundred twenty-seven thousand, one hundred thirty-four".