50143199 has 2 divisors, whose sum is σ = 50143200. Its totient is φ = 50143198.

The previous prime is 50143153. The next prime is 50143229. The reversal of 50143199 is 99134105.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50143199 is a prime.

It is a Sophie Germain 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 (50143129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25071599 + 25071600.

It is an arithmetic number, because the mean of its divisors is an integer number (25071600).

Almost surely, 2^50143199 is an apocalyptic number.

50143199 is a deficient number, since it is larger than the sum of its proper divisors (1).

50143199 is an equidigital number, since it uses as much as digits as its factorization.

50143199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 50143199 is about 7081.1862706753. The cubic root of 50143199 is about 368.7545143946.

The spelling of 50143199 in words is "fifty million, one hundred forty-three thousand, one hundred ninety-nine".