50423111 has 4 divisors (see below), whose sum is σ = 51277800. Its totient is φ = 49568424.

The previous prime is 50423069. The next prime is 50423123. The reversal of 50423111 is 11132405.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50423111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50423111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50423011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 427256 + ... + 427373.

It is an arithmetic number, because the mean of its divisors is an integer number (12819450).

Almost surely, 2^50423111 is an apocalyptic number.

50423111 is a deficient number, since it is larger than the sum of its proper divisors (854689).

50423111 is an equidigital number, since it uses as much as digits as its factorization.

50423111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854688.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 50423111 is about 7100.9232498317. The cubic root of 50423111 is about 369.4394018411.

Adding to 50423111 its reverse (11132405), we get a palindrome (61555516).

The spelling of 50423111 in words is "fifty million, four hundred twenty-three thousand, one hundred eleven".