50140543 has 2 divisors, whose sum is σ = 50140544. Its totient is φ = 50140542.

The previous prime is 50140477. The next prime is 50140567. The reversal of 50140543 is 34504105.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50140543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50140843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25070271 + 25070272.

It is an arithmetic number, because the mean of its divisors is an integer number (25070272).

Almost surely, 2^50140543 is an apocalyptic number.

50140543 is a deficient number, since it is larger than the sum of its proper divisors (1).

50140543 is an equidigital number, since it uses as much as digits as its factorization.

50140543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 50140543 is about 7080.9987289930. The cubic root of 50140543 is about 368.7480035131.

Adding to 50140543 its reverse (34504105), we get a palindrome (84644648).

The spelling of 50140543 in words is "fifty million, one hundred forty thousand, five hundred forty-three".