1004224453 has 2 divisors, whose sum is σ = 1004224454. Its totient is φ = 1004224452.

The previous prime is 1004224411. The next prime is 1004224457. The reversal of 1004224453 is 3544224001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 903783969 + 100440484 = 30063^2 + 10022^2 .

It is a cyclic number.

It is not a de Polignac number, because 1004224453 - 2²⁵ = 970670021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1004224457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502112226 + 502112227.

It is an arithmetic number, because the mean of its divisors is an integer number (502112227).

Almost surely, 2^1004224453 is an apocalyptic number.

It is an amenable number.

1004224453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004224453 is an equidigital number, since it uses as much as digits as its factorization.

1004224453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 1004224453 is about 31689.5006745136. The cubic root of 1004224453 is about 1001.4061727514.

Adding to 1004224453 its reverse (3544224001), we get a palindrome (4548448454).

The spelling of 1004224453 in words is "one billion, four million, two hundred twenty-four thousand, four hundred fifty-three".