1004253 has 4 divisors (see below), whose sum is σ = 1339008. Its totient is φ = 669500.

The previous prime is 1004233. The next prime is 1004273. The reversal of 1004253 is 3524001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1004233) and next prime (1004273).

It is a cyclic number.

It is not a de Polignac number, because 1004253 - 2⁵ = 1004221 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167373 + ... + 167378.

It is an arithmetic number, because the mean of its divisors is an integer number (334752).

2^1004253 is an apocalyptic number.

It is an amenable number.

1004253 is a deficient number, since it is larger than the sum of its proper divisors (334755).

1004253 is an equidigital number, since it uses as much as digits as its factorization.

1004253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334754.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 1004253 is about 1002.1242437942. The cubic root of 1004253 is about 100.1415661623.

Adding to 1004253 its reverse (3524001), we get a palindrome (4528254).

The spelling of 1004253 in words is "one million, four thousand, two hundred fifty-three".