665046883 has 2 divisors, whose sum is σ = 665046884. Its totient is φ = 665046882.

The previous prime is 665046881. The next prime is 665046947. The reversal of 665046883 is 388640566.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 665046883 - 2¹ = 665046881 is a prime.

Together with 665046881, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (665046881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332523441 + 332523442.

It is an arithmetic number, because the mean of its divisors is an integer number (332523442).

Almost surely, 2^665046883 is an apocalyptic number.

665046883 is a deficient number, since it is larger than the sum of its proper divisors (1).

665046883 is an equidigital number, since it uses as much as digits as its factorization.

665046883 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 829440, while the sum is 46.

The square root of 665046883 is about 25788.5029228143. The cubic root of 665046883 is about 872.8723852744.

The spelling of 665046883 in words is "six hundred sixty-five million, forty-six thousand, eight hundred eighty-three".