103004520 has 64 divisors (see below), whose sum is σ = 319680000. Its totient is φ = 26519808.

The previous prime is 103004519. The next prime is 103004543. The reversal of 103004520 is 25400301.

It is a super-2 number, since 2×103004520² = 21219862280860800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 103004520.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 11320 + ... + 18279.

It is an arithmetic number, because the mean of its divisors is an integer number (4995000).

Almost surely, 2^103004520 is an apocalyptic number.

103004520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103004520 is an abundant number, since it is smaller than the sum of its proper divisors (216675480).

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

103004520 is a wasteful number, since it uses less digits than its factorization.

103004520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29642 (or 29638 counting only the distinct ones).

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

The square root of 103004520 is about 10149.1142470661. The cubic root of 103004520 is about 468.7616715316.

Adding to 103004520 its reverse (25400301), we get a palindrome (128404821).

The spelling of 103004520 in words is "one hundred three million, four thousand, five hundred twenty".