65454863 has 2 divisors, whose sum is σ = 65454864. Its totient is φ = 65454862.

The previous prime is 65454859. The next prime is 65454869. The reversal of 65454863 is 36845456.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65454863 - 2² = 65454859 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65454863.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65454869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32727431 + 32727432.

It is an arithmetic number, because the mean of its divisors is an integer number (32727432).

Almost surely, 2^65454863 is an apocalyptic number.

65454863 is a deficient number, since it is larger than the sum of its proper divisors (1).

65454863 is an equidigital number, since it uses as much as digits as its factorization.

65454863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345600, while the sum is 41.

The square root of 65454863 is about 8090.4179743694. The cubic root of 65454863 is about 403.0082834429.

The spelling of 65454863 in words is "sixty-five million, four hundred fifty-four thousand, eight hundred sixty-three".