64318283 has 2 divisors, whose sum is σ = 64318284. Its totient is φ = 64318282.

The previous prime is 64318237. The next prime is 64318307. The reversal of 64318283 is 38281346.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64318283 - 2¹⁰ = 64317259 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (64318223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32159141 + 32159142.

It is an arithmetic number, because the mean of its divisors is an integer number (32159142).

Almost surely, 2^64318283 is an apocalyptic number.

64318283 is a deficient number, since it is larger than the sum of its proper divisors (1).

64318283 is an equidigital number, since it uses as much as digits as its factorization.

64318283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 35.

The square root of 64318283 is about 8019.8680163703. The cubic root of 64318283 is about 400.6619933908.

The spelling of 64318283 in words is "sixty-four million, three hundred eighteen thousand, two hundred eighty-three".