50263139 has 2 divisors, whose sum is σ = 50263140. Its totient is φ = 50263138.

The previous prime is 50263127. The next prime is 50263141. The reversal of 50263139 is 93136205.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50263139 - 2¹² = 50259043 is a prime.

Together with 50263141, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50269139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25131569 + 25131570.

It is an arithmetic number, because the mean of its divisors is an integer number (25131570).

Almost surely, 2^50263139 is an apocalyptic number.

50263139 is a deficient number, since it is larger than the sum of its proper divisors (1).

50263139 is an equidigital number, since it uses as much as digits as its factorization.

50263139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 50263139 is about 7089.6501324113. The cubic root of 50263139 is about 369.0482943427.

The spelling of 50263139 in words is "fifty million, two hundred sixty-three thousand, one hundred thirty-nine".