473665019 has 2 divisors, whose sum is σ = 473665020. Its totient is φ = 473665018.

The previous prime is 473664991. The next prime is 473665037. The reversal of 473665019 is 910566374.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-473665019 is a prime.

It is a super-2 number, since 2×473665019² = 448717100448540722, which contains 22 as substring.

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 (473665219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236832509 + 236832510.

It is an arithmetic number, because the mean of its divisors is an integer number (236832510).

Almost surely, 2^473665019 is an apocalyptic number.

473665019 is a deficient number, since it is larger than the sum of its proper divisors (1).

473665019 is an equidigital number, since it uses as much as digits as its factorization.

473665019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 473665019 is about 21763.8466039439. The cubic root of 473665019 is about 779.5137331850.

The spelling of 473665019 in words is "four hundred seventy-three million, six hundred sixty-five thousand, nineteen".