50823191 has 2 divisors, whose sum is σ = 50823192. Its totient is φ = 50823190.

The previous prime is 50823161. The next prime is 50823193. The reversal of 50823191 is 19132805.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50823191 - 2¹⁸ = 50561047 is a prime.

Together with 50823193, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_3047564 and since 50823191 and 3047564 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50823193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25411595 + 25411596.

It is an arithmetic number, because the mean of its divisors is an integer number (25411596).

Almost surely, 2^50823191 is an apocalyptic number.

50823191 is a deficient number, since it is larger than the sum of its proper divisors (1).

50823191 is an equidigital number, since it uses as much as digits as its factorization.

50823191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 50823191 is about 7129.0385747308. The cubic root of 50823191 is about 370.4139292538.

Adding to 50823191 its reverse (19132805), we get a palindrome (69955996).

The spelling of 50823191 in words is "fifty million, eight hundred twenty-three thousand, one hundred ninety-one".