50331143 has 2 divisors, whose sum is σ = 50331144. Its totient is φ = 50331142.

The previous prime is 50331139. The next prime is 50331167. The reversal of 50331143 is 34113305.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50331143 - 2² = 50331139 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50331173) by changing a digit.

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 as a sum of consecutive naturals, namely, 25165571 + 25165572.

It is an arithmetic number, because the mean of its divisors is an integer number (25165572).

Almost surely, 2^50331143 is an apocalyptic number.

50331143 is a deficient number, since it is larger than the sum of its proper divisors (1).

50331143 is an equidigital number, since it uses as much as digits as its factorization.

50331143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 50331143 is about 7094.4445166623. Note that the first 3 decimals coincide. The cubic root of 50331143 is about 369.2146551584.

Adding to 50331143 its reverse (34113305), we get a palindrome (84444448).

The spelling of 50331143 in words is "fifty million, three hundred thirty-one thousand, one hundred forty-three".