63980803 has 2 divisors, whose sum is σ = 63980804. Its totient is φ = 63980802.

The previous prime is 63980759. The next prime is 63980827. The reversal of 63980803 is 30808936.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63980803 is a prime.

It is not a weakly prime, because it can be changed into another prime (63980893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31990401 + 31990402.

It is an arithmetic number, because the mean of its divisors is an integer number (31990402).

Almost surely, 2^63980803 is an apocalyptic number.

63980803 is a deficient number, since it is larger than the sum of its proper divisors (1).

63980803 is an equidigital number, since it uses as much as digits as its factorization.

63980803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 63980803 is about 7998.8000975146. The cubic root of 63980803 is about 399.9600022506.

The spelling of 63980803 in words is "sixty-three million, nine hundred eighty thousand, eight hundred three".