1004450653 has 2 divisors, whose sum is σ = 1004450654. Its totient is φ = 1004450652.

The previous prime is 1004450621. The next prime is 1004450659. The reversal of 1004450653 is 3560544001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1002482244 + 1968409 = 31662^2 + 1403^2 .

It is a cyclic number.

It is not a de Polignac number, because 1004450653 - 2⁵ = 1004450621 is a prime.

It is a super-2 number, since 2×1004450653² = 2017842228624252818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1004450659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502225326 + 502225327.

It is an arithmetic number, because the mean of its divisors is an integer number (502225327).

Almost surely, 2^1004450653 is an apocalyptic number.

It is an amenable number.

1004450653 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004450653 is an equidigital number, since it uses as much as digits as its factorization.

1004450653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 1004450653 is about 31693.0694789886. The cubic root of 1004450653 is about 1001.4813555023.

Adding to 1004450653 its reverse (3560544001), we get a palindrome (4564994654).

The spelling of 1004450653 in words is "one billion, four million, four hundred fifty thousand, six hundred fifty-three".