43480503 has 24 divisors (see below), whose sum is σ = 70809200. Its totient is φ = 26349840.

The previous prime is 43480501. The next prime is 43480519. The reversal of 43480503 is 30508434.

It is a happy number.

It is not a de Polignac number, because 43480503 - 2¹ = 43480501 is a prime.

It is a super-2 number, since 2×43480503² = 3781108282266018, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43480501) 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 23 ways as a sum of consecutive naturals, for example, 3388 + ... + 9921.

Almost surely, 2^43480503 is an apocalyptic number.

43480503 is a deficient number, since it is larger than the sum of its proper divisors (27328697).

43480503 is a wasteful number, since it uses less digits than its factorization.

43480503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13340 (or 13323 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 43480503 is about 6593.9747497242. The cubic root of 43480503 is about 351.6399312824.

Adding to 43480503 its reverse (30508434), we get a palindrome (73988937).

The spelling of 43480503 in words is "forty-three million, four hundred eighty thousand, five hundred three".