1268453 has 2 divisors, whose sum is σ = 1268454. Its totient is φ = 1268452.

The previous prime is 1268447. The next prime is 1268461. The reversal of 1268453 is 3548621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 693889 + 574564 = 833^2 + 758^2 .

It is an emirp because it is prime and its reverse (3548621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1268453 - 2¹⁰ = 1267429 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1268413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 634226 + 634227.

It is an arithmetic number, because the mean of its divisors is an integer number (634227).

2^1268453 is an apocalyptic number.

It is an amenable number.

1268453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1268453 is an equidigital number, since it uses as much as digits as its factorization.

1268453 is an evil number, because the sum of its binary digits is even.

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

The square root of 1268453 is about 1126.2561875524. The cubic root of 1268453 is about 108.2492243934.

The spelling of 1268453 in words is "one million, two hundred sixty-eight thousand, four hundred fifty-three".