50411111 has 2 divisors, whose sum is σ = 50411112. Its totient is φ = 50411110.

The previous prime is 50411107. The next prime is 50411117. The reversal of 50411111 is 11111405.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50411111 - 2² = 50411107 is a prime.

It is a super-2 number, since 2×50411111² = 5082560224508642, which contains 22 as substring.

It is a Chen prime.

50411111 is a modest number, since divided by 11111 gives 504 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50411117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25205555 + 25205556.

It is an arithmetic number, because the mean of its divisors is an integer number (25205556).

Almost surely, 2^50411111 is an apocalyptic number.

50411111 is a deficient number, since it is larger than the sum of its proper divisors (1).

50411111 is an equidigital number, since it uses as much as digits as its factorization.

50411111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20, while the sum is 14.

The square root of 50411111 is about 7100.0782390055. The cubic root of 50411111 is about 369.4100923673.

Adding to 50411111 its reverse (11111405), we get a palindrome (61522516).

The spelling of 50411111 in words is "fifty million, four hundred eleven thousand, one hundred eleven".