65000863 has 2 divisors, whose sum is σ = 65000864. Its totient is φ = 65000862.

The previous prime is 65000857. The next prime is 65000917. The reversal of 65000863 is 36800056.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65000863 - 2¹³ = 64992671 is a prime.

It is a super-2 number, since 2×65000863² = 8450224381489538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65000063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32500431 + 32500432.

It is an arithmetic number, because the mean of its divisors is an integer number (32500432).

Almost surely, 2^65000863 is an apocalyptic number.

65000863 is a deficient number, since it is larger than the sum of its proper divisors (1).

65000863 is an equidigital number, since it uses as much as digits as its factorization.

65000863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 65000863 is about 8062.3112691089. The cubic root of 65000863 is about 402.0743552799.

The spelling of 65000863 in words is "sixty-five million, eight hundred sixty-three", and thus it is an aban number.