63948299 has 2 divisors, whose sum is σ = 63948300. Its totient is φ = 63948298.

The previous prime is 63948259. The next prime is 63948307. The reversal of 63948299 is 99284936.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63948299 - 2¹² = 63944203 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63948259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31974149 + 31974150.

It is an arithmetic number, because the mean of its divisors is an integer number (31974150).

Almost surely, 2^63948299 is an apocalyptic number.

63948299 is a deficient number, since it is larger than the sum of its proper divisors (1).

63948299 is an equidigital number, since it uses as much as digits as its factorization.

63948299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 839808, while the sum is 50.

The square root of 63948299 is about 7996.7680346500. The cubic root of 63948299 is about 399.8922605665.

The spelling of 63948299 in words is "sixty-three million, nine hundred forty-eight thousand, two hundred ninety-nine".