50162143 has 2 divisors, whose sum is σ = 50162144. Its totient is φ = 50162142.

The previous prime is 50162117. The next prime is 50162171. The reversal of 50162143 is 34126105.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50162143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50162243) 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, 25081071 + 25081072.

It is an arithmetic number, because the mean of its divisors is an integer number (25081072).

Almost surely, 2^50162143 is an apocalyptic number.

50162143 is a deficient number, since it is larger than the sum of its proper divisors (1).

50162143 is an equidigital number, since it uses as much as digits as its factorization.

50162143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 50162143 is about 7082.5237733452. The cubic root of 50162143 is about 368.8009467864.

Adding to 50162143 its reverse (34126105), we get a palindrome (84288248).

It can be divided in two parts, 50162 and 143, that added together give a palindrome (50305).

The spelling of 50162143 in words is "fifty million, one hundred sixty-two thousand, one hundred forty-three".