50851271 has 2 divisors, whose sum is σ = 50851272. Its totient is φ = 50851270.

The previous prime is 50851259. The next prime is 50851279. The reversal of 50851271 is 17215805.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50851271 is a prime.

It is a super-3 number, since 3×50851271³ (a number of 24 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50851279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25425635 + 25425636.

It is an arithmetic number, because the mean of its divisors is an integer number (25425636).

Almost surely, 2^50851271 is an apocalyptic number.

50851271 is a deficient number, since it is larger than the sum of its proper divisors (1).

50851271 is an equidigital number, since it uses as much as digits as its factorization.

50851271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2800, while the sum is 29.

The square root of 50851271 is about 7131.0077127991. The cubic root of 50851271 is about 370.4821350469.

The spelling of 50851271 in words is "fifty million, eight hundred fifty-one thousand, two hundred seventy-one".