50381263 has 2 divisors, whose sum is σ = 50381264. Its totient is φ = 50381262.

The previous prime is 50381257. The next prime is 50381267. The reversal of 50381263 is 36218305.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50381263 is a prime.

It is a super-2 number, since 2×50381263² = 5076543322950338, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50381267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25190631 + 25190632.

It is an arithmetic number, because the mean of its divisors is an integer number (25190632).

Almost surely, 2^50381263 is an apocalyptic number.

50381263 is a deficient number, since it is larger than the sum of its proper divisors (1).

50381263 is an equidigital number, since it uses as much as digits as its factorization.

50381263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 50381263 is about 7097.9759791084. The cubic root of 50381263 is about 369.3371697576.

Adding to 50381263 its reverse (36218305), we get a palindrome (86599568).

The spelling of 50381263 in words is "fifty million, three hundred eighty-one thousand, two hundred sixty-three".