50391323 has 2 divisors, whose sum is σ = 50391324. Its totient is φ = 50391322.

The previous prime is 50391317. The next prime is 50391331. The reversal of 50391323 is 32319305.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50391323 - 2⁶ = 50391259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50391292 and 50391301.

It is not a weakly prime, because it can be changed into another prime (50391343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25195661 + 25195662.

It is an arithmetic number, because the mean of its divisors is an integer number (25195662).

Almost surely, 2^50391323 is an apocalyptic number.

50391323 is a deficient number, since it is larger than the sum of its proper divisors (1).

50391323 is an equidigital number, since it uses as much as digits as its factorization.

50391323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2430, while the sum is 26.

The square root of 50391323 is about 7098.6845964587. The cubic root of 50391323 is about 369.3617508845.

The spelling of 50391323 in words is "fifty million, three hundred ninety-one thousand, three hundred twenty-three".