63982601 has 2 divisors, whose sum is σ = 63982602. Its totient is φ = 63982600.

The previous prime is 63982579. The next prime is 63982637. The reversal of 63982601 is 10628936.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63616576 + 366025 = 7976^2 + 605^2 .

It is a cyclic number.

It is not a de Polignac number, because 63982601 - 2¹⁸ = 63720457 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63982691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31991300 + 31991301.

It is an arithmetic number, because the mean of its divisors is an integer number (31991301).

Almost surely, 2^63982601 is an apocalyptic number.

It is an amenable number.

63982601 is a deficient number, since it is larger than the sum of its proper divisors (1).

63982601 is an equidigital number, since it uses as much as digits as its factorization.

63982601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 63982601 is about 7998.9124885824. The cubic root of 63982601 is about 399.9637487981.

The spelling of 63982601 in words is "sixty-three million, nine hundred eighty-two thousand, six hundred one".