12746653 has 2 divisors, whose sum is σ = 12746654. Its totient is φ = 12746652.

The previous prime is 12746647. The next prime is 12746677. The reversal of 12746653 is 35664721.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7963684 + 4782969 = 2822^2 + 2187^2 .

It is a cyclic number.

It is not a de Polignac number, because 12746653 - 2²¹ = 10649501 is a prime.

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12746633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6373326 + 6373327.

It is an arithmetic number, because the mean of its divisors is an integer number (6373327).

Almost surely, 2^12746653 is an apocalyptic number.

It is an amenable number.

12746653 is a deficient number, since it is larger than the sum of its proper divisors (1).

12746653 is an equidigital number, since it uses as much as digits as its factorization.

12746653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 34.

The square root of 12746653 is about 3570.2455097654. The cubic root of 12746653 is about 233.5959924271.

It can be divided in two parts, 1274665 and 3, that multiplied together give a triangular number (3823995 = T₂₇₆₅).

The spelling of 12746653 in words is "twelve million, seven hundred forty-six thousand, six hundred fifty-three".