50823161 has 2 divisors, whose sum is σ = 50823162. Its totient is φ = 50823160.

The previous prime is 50823083. The next prime is 50823191. The reversal of 50823161 is 16132805.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40704400 + 10118761 = 6380^2 + 3181^2 .

It is a cyclic number.

It is not a de Polignac number, because 50823161 - 2¹⁰ = 50822137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50823161.

It is not a weakly prime, because it can be changed into another prime (50823191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25411580 + 25411581.

It is an arithmetic number, because the mean of its divisors is an integer number (25411581).

Almost surely, 2^50823161 is an apocalyptic number.

It is an amenable number.

50823161 is a deficient number, since it is larger than the sum of its proper divisors (1).

50823161 is an equidigital number, since it uses as much as digits as its factorization.

50823161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 50823161 is about 7129.0364706600. The cubic root of 50823161 is about 370.4138563709.

Adding to 50823161 its reverse (16132805), we get a palindrome (66955966).

The spelling of 50823161 in words is "fifty million, eight hundred twenty-three thousand, one hundred sixty-one".