50030161 has 2 divisors, whose sum is σ = 50030162. Its totient is φ = 50030160.

The previous prime is 50030153. The next prime is 50030203. The reversal of 50030161 is 16103005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42981136 + 7049025 = 6556^2 + 2655^2 .

It is a cyclic number.

It is not a de Polignac number, because 50030161 - 2³ = 50030153 is a prime.

It is equal to p_3002821 and since 50030161 and 3002821 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (50030111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25015080 + 25015081.

It is an arithmetic number, because the mean of its divisors is an integer number (25015081).

Almost surely, 2^50030161 is an apocalyptic number.

It is an amenable number.

50030161 is a deficient number, since it is larger than the sum of its proper divisors (1).

50030161 is an equidigital number, since it uses as much as digits as its factorization.

50030161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 50030161 is about 7073.2001951026. The cubic root of 50030161 is about 368.4772110237.

Adding to 50030161 its reverse (16103005), we get a palindrome (66133166).

The spelling of 50030161 in words is "fifty million, thirty thousand, one hundred sixty-one".