12734613 has 6 divisors (see below), whose sum is σ = 18394454. Its totient is φ = 8489736.

The previous prime is 12734609. The next prime is 12734621. The reversal of 12734613 is 31643721.

12734613 is a `hidden beast` number, since 12 + 7 + 34 + 613 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10712529 + 2022084 = 3273^2 + 1422^2 .

It is not a de Polignac number, because 12734613 - 2² = 12734609 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12734713) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 707470 + ... + 707487.

Almost surely, 2^12734613 is an apocalyptic number.

It is an amenable number.

12734613 is a deficient number, since it is larger than the sum of its proper divisors (5659841).

12734613 is a wasteful number, since it uses less digits than its factorization.

12734613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414963 (or 1414960 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 12734613 is about 3568.5589528548. The cubic root of 12734613 is about 233.5224206500.

It can be divided in two parts, 1273 and 4613, that added together give a triangular number (5886 = T₁₀₈).

The spelling of 12734613 in words is "twelve million, seven hundred thirty-four thousand, six hundred thirteen".