63343873 has 2 divisors, whose sum is σ = 63343874. Its totient is φ = 63343872.

The previous prime is 63343831. The next prime is 63343879. The reversal of 63343873 is 37834336.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52664049 + 10679824 = 7257^2 + 3268^2 .

It is a cyclic number.

It is not a de Polignac number, because 63343873 - 2⁹ = 63343361 is a prime.

It is not a weakly prime, because it can be changed into another prime (63343879) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31671936 + 31671937.

It is an arithmetic number, because the mean of its divisors is an integer number (31671937).

Almost surely, 2^63343873 is an apocalyptic number.

It is an amenable number.

63343873 is a deficient number, since it is larger than the sum of its proper divisors (1).

63343873 is an equidigital number, since it uses as much as digits as its factorization.

63343873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 108864, while the sum is 37.

The square root of 63343873 is about 7958.8864170812. The cubic root of 63343873 is about 398.6283707088.

The spelling of 63343873 in words is "sixty-three million, three hundred forty-three thousand, eight hundred seventy-three".