1004503420 has 12 divisors (see below), whose sum is σ = 2109457224. Its totient is φ = 401801360.

The previous prime is 1004503399. The next prime is 1004503441. The reversal of 1004503420 is 243054001.

It is an interprime number because it is at equal distance from previous prime (1004503399) and next prime (1004503441).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25112566 + ... + 25112605.

It is an arithmetic number, because the mean of its divisors is an integer number (175788102).

Almost surely, 2^1004503420 is an apocalyptic number.

1004503420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1004503420 is an abundant number, since it is smaller than the sum of its proper divisors (1104953804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1004503420 is a wasteful number, since it uses less digits than its factorization.

1004503420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50225180 (or 50225178 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1004503420 is about 31693.9019371235. The cubic root of 1004503420 is about 1001.4988921997.

Adding to 1004503420 its reverse (243054001), we get a palindrome (1247557421).

The spelling of 1004503420 in words is "one billion, four million, five hundred three thousand, four hundred twenty".