50140931 has 2 divisors, whose sum is σ = 50140932. Its totient is φ = 50140930.

The previous prime is 50140927. The next prime is 50141027. The reversal of 50140931 is 13904105.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50140931 - 2² = 50140927 is a prime.

It is a super-2 number, since 2×50140931² = 5028225923093522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50140897 and 50140906.

It is not a weakly prime, because it can be changed into another prime (50140921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25070465 + 25070466.

It is an arithmetic number, because the mean of its divisors is an integer number (25070466).

Almost surely, 2^50140931 is an apocalyptic number.

50140931 is a deficient number, since it is larger than the sum of its proper divisors (1).

50140931 is an equidigital number, since it uses as much as digits as its factorization.

50140931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 50140931 is about 7081.0261262052. The cubic root of 50140931 is about 368.7489546652.

The spelling of 50140931 in words is "fifty million, one hundred forty thousand, nine hundred thirty-one".