1004329481 has 4 divisors (see below), whose sum is σ = 1028825364. Its totient is φ = 979833600.

The previous prime is 1004329463. The next prime is 1004329541. The reversal of 1004329481 is 1849234001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47045881 + 957283600 = 6859^2 + 30940^2 .

It is a cyclic number.

It is not a de Polignac number, because 1004329481 - 2²⁶ = 937220617 is a prime.

It is a super-2 number, since 2×1004329481² = 2017355412811458722, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1004320481) 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 3 ways as a sum of consecutive naturals, for example, 12247880 + ... + 12247961.

It is an arithmetic number, because the mean of its divisors is an integer number (257206341).

Almost surely, 2^1004329481 is an apocalyptic number.

It is an amenable number.

1004329481 is a deficient number, since it is larger than the sum of its proper divisors (24495883).

1004329481 is an equidigital number, since it uses as much as digits as its factorization.

1004329481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24495882.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 1004329481 is about 31691.1577731076. The cubic root of 1004329481 is about 1001.4410826167.

The spelling of 1004329481 in words is "one billion, four million, three hundred twenty-nine thousand, four hundred eighty-one".