50650121 has 2 divisors, whose sum is σ = 50650122. Its totient is φ = 50650120.

The previous prime is 50650109. The next prime is 50650177. The reversal of 50650121 is 12105605.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50623225 + 26896 = 7115^2 + 164^2 .

It is a cyclic number.

It is not a de Polignac number, because 50650121 - 2¹⁰ = 50649097 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 50650093 and 50650102.

It is not a weakly prime, because it can be changed into another prime (50653121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25325060 + 25325061.

It is an arithmetic number, because the mean of its divisors is an integer number (25325061).

Almost surely, 2^50650121 is an apocalyptic number.

It is an amenable number.

50650121 is a deficient number, since it is larger than the sum of its proper divisors (1).

50650121 is an equidigital number, since it uses as much as digits as its factorization.

50650121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 50650121 is about 7116.8898403727. The cubic root of 50650121 is about 369.9929898842.

Adding to 50650121 its reverse (12105605), we get a palindrome (62755726).

The spelling of 50650121 in words is "fifty million, six hundred fifty thousand, one hundred twenty-one".