50131 has 2 divisors, whose sum is σ = 50132.
Its totient is φ = 50130.
The previous prime is 50129. The next prime is 50147. The reversal of 50131 is 13105.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 50131 - 21 = 50129 is a prime.
It is a super-2 number, since 2×501312 = 5026234322, which contains 22 as substring.
Together with 50129, it forms a pair of twin primes.
It is a nialpdrome in base 15.
It is not a weakly prime, because it can be changed into another prime (50101) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25065 + 25066.
It is an arithmetic number, because the mean of its divisors is an integer number (25066).
250131 is an apocalyptic number.
50131 is a deficient number, since it is larger than the sum of its proper divisors (1).
50131 is an equidigital number, since it uses as much as digits as its factorization.
50131 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 15, while the sum is 10.
The square root of 50131 is about 223.8995310402.
The cubic root of 50131 is about 36.8724608038.
Adding to 50131 its reverse (13105), we get a palindrome (63236).
It can be divided in two parts, 50 and 131, that added together give a palindrome (181).
The spelling of 50131 in words is "fifty thousand, one hundred thirty-one".