50143837 has 2 divisors, whose sum is σ = 50143838. Its totient is φ = 50143836.

The previous prime is 50143823. The next prime is 50143867. The reversal of 50143837 is 73834105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41912676 + 8231161 = 6474^2 + 2869^2 .

It is a cyclic number.

It is not a de Polignac number, because 50143837 - 2²³ = 41755229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50143799 and 50143808.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50143817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25071918 + 25071919.

It is an arithmetic number, because the mean of its divisors is an integer number (25071919).

Almost surely, 2^50143837 is an apocalyptic number.

It is an amenable number.

50143837 is a deficient number, since it is larger than the sum of its proper divisors (1).

50143837 is an equidigital number, since it uses as much as digits as its factorization.

50143837 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 50143837 is about 7081.2313194811. The cubic root of 50143837 is about 368.7560783447.

The spelling of 50143837 in words is "fifty million, one hundred forty-three thousand, eight hundred thirty-seven".