65936963 has 2 divisors, whose sum is σ = 65936964. Its totient is φ = 65936962.

The previous prime is 65936957. The next prime is 65937029. The reversal of 65936963 is 36963956.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65936963 - 2¹⁰ = 65935939 is a prime.

It is not a weakly prime, because it can be changed into another prime (65936933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32968481 + 32968482.

It is an arithmetic number, because the mean of its divisors is an integer number (32968482).

Almost surely, 2^65936963 is an apocalyptic number.

65936963 is a deficient number, since it is larger than the sum of its proper divisors (1).

65936963 is an equidigital number, since it uses as much as digits as its factorization.

65936963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 787320, while the sum is 47.

The square root of 65936963 is about 8120.1578186634. The cubic root of 65936963 is about 403.9953006512.

The spelling of 65936963 in words is "sixty-five million, nine hundred thirty-six thousand, nine hundred sixty-three".