665046119 has 2 divisors, whose sum is σ = 665046120. Its totient is φ = 665046118.

The previous prime is 665046097. The next prime is 665046139. The reversal of 665046119 is 911640566.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 665046119 - 2¹⁶ = 664980583 is a prime.

It is a super-2 number, since 2×665046119² = 884572680793924322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (665046139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332523059 + 332523060.

It is an arithmetic number, because the mean of its divisors is an integer number (332523060).

Almost surely, 2^665046119 is an apocalyptic number.

665046119 is a deficient number, since it is larger than the sum of its proper divisors (1).

665046119 is an equidigital number, since it uses as much as digits as its factorization.

665046119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 665046119 is about 25788.4881100075. The cubic root of 665046119 is about 872.8720510249.

The spelling of 665046119 in words is "six hundred sixty-five million, forty-six thousand, one hundred nineteen".