50503043 has 4 divisors (see below), whose sum is σ = 50644080. Its totient is φ = 50362008.

The previous prime is 50503003. The next prime is 50503067. The reversal of 50503043 is 34030505.

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 50503043 - 2²⁰ = 49454467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50503003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69980 + ... + 70697.

It is an arithmetic number, because the mean of its divisors is an integer number (12661020).

Almost surely, 2^50503043 is an apocalyptic number.

50503043 is a deficient number, since it is larger than the sum of its proper divisors (141037).

50503043 is a wasteful number, since it uses less digits than its factorization.

50503043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141036.

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 50503043 is about 7106.5493032836. The cubic root of 50503043 is about 369.6345136955.

Adding to 50503043 its reverse (34030505), we get a palindrome (84533548).

The spelling of 50503043 in words is "fifty million, five hundred three thousand, forty-three".