50110091 has 2 divisors, whose sum is σ = 50110092. Its totient is φ = 50110090.

The previous prime is 50110061. The next prime is 50110111. The reversal of 50110091 is 19001105.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50110091 - 2¹⁰ = 50109067 is a prime.

It is a super-2 number, since 2×50110091² = 5022042440056562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50110061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25055045 + 25055046.

It is an arithmetic number, because the mean of its divisors is an integer number (25055046).

Almost surely, 2^50110091 is an apocalyptic number.

50110091 is a deficient number, since it is larger than the sum of its proper divisors (1).

50110091 is an equidigital number, since it uses as much as digits as its factorization.

50110091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45, while the sum is 17.

The square root of 50110091 is about 7078.8481407641. The cubic root of 50110091 is about 368.6733374673.

Adding to 50110091 its reverse (19001105), we get a palindrome (69111196).

The spelling of 50110091 in words is "fifty million, one hundred ten thousand, ninety-one".