12737533 has 2 divisors, whose sum is σ = 12737534. Its totient is φ = 12737532.

The previous prime is 12737531. The next prime is 12737587. The reversal of 12737533 is 33573721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11042329 + 1695204 = 3323^2 + 1302^2 .

It is a cyclic number.

It is not a de Polignac number, because 12737533 - 2¹ = 12737531 is a prime.

Together with 12737531, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 12737495 and 12737504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12737531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6368766 + 6368767.

It is an arithmetic number, because the mean of its divisors is an integer number (6368767).

Almost surely, 2^12737533 is an apocalyptic number.

It is an amenable number.

12737533 is a deficient number, since it is larger than the sum of its proper divisors (1).

12737533 is an equidigital number, since it uses as much as digits as its factorization.

12737533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13230, while the sum is 31.

The square root of 12737533 is about 3568.9680581367. The cubic root of 12737533 is about 233.5402678972.

The spelling of 12737533 in words is "twelve million, seven hundred thirty-seven thousand, five hundred thirty-three".