1264853 has 2 divisors, whose sum is σ = 1264854. Its totient is φ = 1264852.

The previous prime is 1264829. The next prime is 1264859. The reversal of 1264853 is 3584621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 877969 + 386884 = 937^2 + 622^2 .

It is a cyclic number.

It is not a de Polignac number, because 1264853 - 2⁸ = 1264597 is a prime.

It is a super-3 number, since 3×1264853³ = 6070737023333935431, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 1 + 2¹⁷ + 6 + 4¹⁰ + 8³ + 5⁷ + 3⁸ .

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1264859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632426 + 632427.

It is an arithmetic number, because the mean of its divisors is an integer number (632427).

2^1264853 is an apocalyptic number.

It is an amenable number.

1264853 is a deficient number, since it is larger than the sum of its proper divisors (1).

1264853 is an equidigital number, since it uses as much as digits as its factorization.

1264853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 29.

The square root of 1264853 is about 1124.6568365506. The cubic root of 1264853 is about 108.1467198841.

The spelling of 1264853 in words is "one million, two hundred sixty-four thousand, eight hundred fifty-three".