63149699 has 2 divisors, whose sum is σ = 63149700. Its totient is φ = 63149698.

The previous prime is 63149687. The next prime is 63149741. The reversal of 63149699 is 99694136.

63149699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63149699 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63149299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31574849 + 31574850.

It is an arithmetic number, because the mean of its divisors is an integer number (31574850).

Almost surely, 2^63149699 is an apocalyptic number.

63149699 is a deficient number, since it is larger than the sum of its proper divisors (1).

63149699 is an equidigital number, since it uses as much as digits as its factorization.

63149699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 314928, while the sum is 47.

The square root of 63149699 is about 7946.6784885259. The cubic root of 63149699 is about 398.2206359794.

The spelling of 63149699 in words is "sixty-three million, one hundred forty-nine thousand, six hundred ninety-nine".