63722753 has 2 divisors, whose sum is σ = 63722754. Its totient is φ = 63722752.

The previous prime is 63722717. The next prime is 63722779. The reversal of 63722753 is 35722736.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63170704 + 552049 = 7948^2 + 743^2 .

It is a cyclic number.

It is not a de Polignac number, because 63722753 - 2¹⁴ = 63706369 is a prime.

It is not a weakly prime, because it can be changed into another prime (63722053) 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, 31861376 + 31861377.

It is an arithmetic number, because the mean of its divisors is an integer number (31861377).

Almost surely, 2^63722753 is an apocalyptic number.

It is an amenable number.

63722753 is a deficient number, since it is larger than the sum of its proper divisors (1).

63722753 is an equidigital number, since it uses as much as digits as its factorization.

63722753 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52920, while the sum is 35.

The square root of 63722753 is about 7982.6532556538. The cubic root of 63722753 is about 399.4215660219.

The spelling of 63722753 in words is "sixty-three million, seven hundred twenty-two thousand, seven hundred fifty-three".