1204453 has 2 divisors, whose sum is σ = 1204454. Its totient is φ = 1204452.

The previous prime is 1204451. The next prime is 1204471. The reversal of 1204453 is 3544021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 744769 + 459684 = 863^2 + 678^2 .

It is a cyclic number.

It is not a de Polignac number, because 1204453 - 2¹ = 1204451 is a prime.

Together with 1204451, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1204453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1204451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602226 + 602227.

It is an arithmetic number, because the mean of its divisors is an integer number (602227).

2^1204453 is an apocalyptic number.

It is an amenable number.

1204453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204453 is an equidigital number, since it uses as much as digits as its factorization.

1204453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1204453 is about 1097.4757400508. The cubic root of 1204453 is about 106.3971396239.

Adding to 1204453 its reverse (3544021), we get a palindrome (4748474).

The spelling of 1204453 in words is "one million, two hundred four thousand, four hundred fifty-three".