50819311 has 2 divisors, whose sum is σ = 50819312. Its totient is φ = 50819310.

The previous prime is 50819309. The next prime is 50819317. The reversal of 50819311 is 11391805.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50819311 - 2¹ = 50819309 is a prime.

Together with 50819309, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50819311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50819317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25409655 + 25409656.

It is an arithmetic number, because the mean of its divisors is an integer number (25409656).

Almost surely, 2^50819311 is an apocalyptic number.

50819311 is a deficient number, since it is larger than the sum of its proper divisors (1).

50819311 is an equidigital number, since it uses as much as digits as its factorization.

50819311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 28.

The square root of 50819311 is about 7128.7664430812. The cubic root of 50819311 is about 370.4045028312.

The spelling of 50819311 in words is "fifty million, eight hundred nineteen thousand, three hundred eleven".