73050503 has 4 divisors (see below), whose sum is σ = 73069368. Its totient is φ = 73031640.

The previous prime is 73050491. The next prime is 73050511. The reversal of 73050503 is 30505037.

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

It is a cyclic number.

It is not a de Polignac number, because 73050503 - 2¹⁰ = 73049479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73050583) 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, 1268 + ... + 12153.

It is an arithmetic number, because the mean of its divisors is an integer number (18267342).

Almost surely, 2^73050503 is an apocalyptic number.

73050503 is a deficient number, since it is larger than the sum of its proper divisors (18865).

73050503 is a wasteful number, since it uses less digits than its factorization.

73050503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18864.

The product of its (nonzero) digits is 1575, while the sum is 23.

The square root of 73050503 is about 8546.9586988589. The cubic root of 73050503 is about 418.0302760363.

The spelling of 73050503 in words is "seventy-three million, fifty thousand, five hundred three".