50381953 has 2 divisors, whose sum is σ = 50381954. Its totient is φ = 50381952.

The previous prime is 50381941. The next prime is 50381957. The reversal of 50381953 is 35918305.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49730704 + 651249 = 7052^2 + 807^2 .

It is a cyclic number.

It is not a de Polignac number, because 50381953 - 2²¹ = 48284801 is a prime.

It is not a weakly prime, because it can be changed into another prime (50381957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25190976 + 25190977.

It is an arithmetic number, because the mean of its divisors is an integer number (25190977).

Almost surely, 2^50381953 is an apocalyptic number.

It is an amenable number.

50381953 is a deficient number, since it is larger than the sum of its proper divisors (1).

50381953 is an equidigital number, since it uses as much as digits as its factorization.

50381953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 50381953 is about 7098.0245843474. The cubic root of 50381953 is about 369.3388558440.

The spelling of 50381953 in words is "fifty million, three hundred eighty-one thousand, nine hundred fifty-three".