63413663 has 2 divisors, whose sum is σ = 63413664. Its totient is φ = 63413662.

The previous prime is 63413629. The next prime is 63413681. The reversal of 63413663 is 36631436.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63413663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63413263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31706831 + 31706832.

It is an arithmetic number, because the mean of its divisors is an integer number (31706832).

Almost surely, 2^63413663 is an apocalyptic number.

63413663 is a deficient number, since it is larger than the sum of its proper divisors (1).

63413663 is an equidigital number, since it uses as much as digits as its factorization.

63413663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 32.

The square root of 63413663 is about 7963.2696174373. The cubic root of 63413663 is about 398.7747151081.

The spelling of 63413663 in words is "sixty-three million, four hundred thirteen thousand, six hundred sixty-three".