63841793 has 2 divisors, whose sum is σ = 63841794. Its totient is φ = 63841792.

The previous prime is 63841763. The next prime is 63841801. The reversal of 63841793 is 39714836.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56130064 + 7711729 = 7492^2 + 2777^2 .

It is a cyclic number.

It is not a de Polignac number, because 63841793 - 2¹⁶ = 63776257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63841793.

It is not a weakly prime, because it can be changed into another prime (63841763) 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, 31920896 + 31920897.

It is an arithmetic number, because the mean of its divisors is an integer number (31920897).

Almost surely, 2^63841793 is an apocalyptic number.

It is an amenable number.

63841793 is a deficient number, since it is larger than the sum of its proper divisors (1).

63841793 is an equidigital number, since it uses as much as digits as its factorization.

63841793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 41.

The square root of 63841793 is about 7990.1059442288. The cubic root of 63841793 is about 399.6701301228.

The spelling of 63841793 in words is "sixty-three million, eight hundred forty-one thousand, seven hundred ninety-three".