12744773 has 2 divisors, whose sum is σ = 12744774. Its totient is φ = 12744772.

The previous prime is 12744769. The next prime is 12744793. The reversal of 12744773 is 37744721.

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., 12376324 + 368449 = 3518^2 + 607^2 .

It is a cyclic number.

It is not a de Polignac number, because 12744773 - 2² = 12744769 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12744703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6372386 + 6372387.

It is an arithmetic number, because the mean of its divisors is an integer number (6372387).

Almost surely, 2^12744773 is an apocalyptic number.

It is an amenable number.

12744773 is a deficient number, since it is larger than the sum of its proper divisors (1).

12744773 is an equidigital number, since it uses as much as digits as its factorization.

12744773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32928, while the sum is 35.

The square root of 12744773 is about 3569.9822128408. The cubic root of 12744773 is about 233.5845075283.

The spelling of 12744773 in words is "twelve million, seven hundred forty-four thousand, seven hundred seventy-three".