65147963 has 2 divisors, whose sum is σ = 65147964. Its totient is φ = 65147962.

The previous prime is 65147947. The next prime is 65147989. The reversal of 65147963 is 36974156.

65147963 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 not a de Polignac number, because 65147963 - 2⁴ = 65147947 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65147963.

It is not a weakly prime, because it can be changed into another prime (65147923) 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, 32573981 + 32573982.

It is an arithmetic number, because the mean of its divisors is an integer number (32573982).

Almost surely, 2^65147963 is an apocalyptic number.

65147963 is a deficient number, since it is larger than the sum of its proper divisors (1).

65147963 is an equidigital number, since it uses as much as digits as its factorization.

65147963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 41.

The square root of 65147963 is about 8071.4288078382. The cubic root of 65147963 is about 402.3774311411.

The spelling of 65147963 in words is "sixty-five million, one hundred forty-seven thousand, nine hundred sixty-three".