64283963 has 2 divisors, whose sum is σ = 64283964. Its totient is φ = 64283962.

The previous prime is 64283957. The next prime is 64283977. The reversal of 64283963 is 36938246.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64283963 - 2²⁰ = 63235387 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64283963.

It is not a weakly prime, because it can be changed into another prime (64283983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32141981 + 32141982.

It is an arithmetic number, because the mean of its divisors is an integer number (32141982).

Almost surely, 2^64283963 is an apocalyptic number.

64283963 is a deficient number, since it is larger than the sum of its proper divisors (1).

64283963 is an equidigital number, since it uses as much as digits as its factorization.

64283963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 41.

The square root of 64283963 is about 8017.7280447768. The cubic root of 64283963 is about 400.5907167881.

The spelling of 64283963 in words is "sixty-four million, two hundred eighty-three thousand, nine hundred sixty-three".