63980023 has 2 divisors, whose sum is σ = 63980024. Its totient is φ = 63980022.

The previous prime is 63979963. The next prime is 63980029. The reversal of 63980023 is 32008936.

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-63980023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63980029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31990011 + 31990012.

It is an arithmetic number, because the mean of its divisors is an integer number (31990012).

Almost surely, 2^63980023 is an apocalyptic number.

63980023 is a deficient number, since it is larger than the sum of its proper divisors (1).

63980023 is an equidigital number, since it uses as much as digits as its factorization.

63980023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 63980023 is about 7998.7513400530. The cubic root of 63980023 is about 399.9583769189.

Adding to 63980023 its reverse (32008936), we get a palindrome (95988959).

The spelling of 63980023 in words is "sixty-three million, nine hundred eighty thousand, twenty-three".