1004227653 has 32 divisors (see below), whose sum is σ = 1655861760. Its totient is φ = 532232640.

The previous prime is 1004227643. The next prime is 1004227661. The reversal of 1004227653 is 3567224001.

It is not a de Polignac number, because 1004227653 - 2¹⁴ = 1004211269 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 1004227653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004227643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53451 + ... + 69752.

It is an arithmetic number, because the mean of its divisors is an integer number (51745680).

Almost surely, 2^1004227653 is an apocalyptic number.

1004227653 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1004227653 is a deficient number, since it is larger than the sum of its proper divisors (651634107).

1004227653 is a wasteful number, since it uses less digits than its factorization.

1004227653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123249.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 1004227653 is about 31689.5511643822. The cubic root of 1004227653 is about 1001.4072364234.

The spelling of 1004227653 in words is "one billion, four million, two hundred twenty-seven thousand, six hundred fifty-three".