65854963 has 2 divisors, whose sum is σ = 65854964. Its totient is φ = 65854962.

The previous prime is 65854909. The next prime is 65854967. The reversal of 65854963 is 36945856.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65854963 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (65854967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32927481 + 32927482.

It is an arithmetic number, because the mean of its divisors is an integer number (32927482).

Almost surely, 2^65854963 is an apocalyptic number.

65854963 is a deficient number, since it is larger than the sum of its proper divisors (1).

65854963 is an equidigital number, since it uses as much as digits as its factorization.

65854963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 777600, while the sum is 46.

The square root of 65854963 is about 8115.1070849373. The cubic root of 65854963 is about 403.8277600423.

The spelling of 65854963 in words is "sixty-five million, eight hundred fifty-four thousand, nine hundred sixty-three".