50143867 has 2 divisors, whose sum is σ = 50143868. Its totient is φ = 50143866.

The previous prime is 50143837. The next prime is 50143889. The reversal of 50143867 is 76834105.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50143867 - 2⁷ = 50143739 is a prime.

It is not a weakly prime, because it can be changed into another prime (50143817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25071933 + 25071934.

It is an arithmetic number, because the mean of its divisors is an integer number (25071934).

Almost surely, 2^50143867 is an apocalyptic number.

50143867 is a deficient number, since it is larger than the sum of its proper divisors (1).

50143867 is an equidigital number, since it uses as much as digits as its factorization.

50143867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 50143867 is about 7081.2334377564. The cubic root of 50143867 is about 368.7561518843.

The spelling of 50143867 in words is "fifty million, one hundred forty-three thousand, eight hundred sixty-seven".