50940191 has 2 divisors, whose sum is σ = 50940192. Its totient is φ = 50940190.

The previous prime is 50940181. The next prime is 50940209. The reversal of 50940191 is 19104905.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50940191 - 2²² = 46745887 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 (50940181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25470095 + 25470096.

It is an arithmetic number, because the mean of its divisors is an integer number (25470096).

Almost surely, 2^50940191 is an apocalyptic number.

50940191 is a deficient number, since it is larger than the sum of its proper divisors (1).

50940191 is an equidigital number, since it uses as much as digits as its factorization.

50940191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 50940191 is about 7137.2397325577. The cubic root of 50940191 is about 370.6979545507.

The spelling of 50940191 in words is "fifty million, nine hundred forty thousand, one hundred ninety-one".