1814004473 has 2 divisors, whose sum is σ = 1814004474. Its totient is φ = 1814004472.

The previous prime is 1814004391. The next prime is 1814004539. The reversal of 1814004473 is 3744004181.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1767109369 + 46895104 = 42037^2 + 6848^2 .

It is a cyclic number.

It is not a de Polignac number, because 1814004473 - 2¹⁰ = 1814003449 is a prime.

It is a super-2 number, since 2×1814004473² = 6581224456128015458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1814000473) 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, 907002236 + 907002237.

It is an arithmetic number, because the mean of its divisors is an integer number (907002237).

Almost surely, 2^1814004473 is an apocalyptic number.

It is an amenable number.

1814004473 is a deficient number, since it is larger than the sum of its proper divisors (1).

1814004473 is an equidigital number, since it uses as much as digits as its factorization.

1814004473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 1814004473 is about 42591.1313890580. The cubic root of 1814004473 is about 1219.5869947084.

The spelling of 1814004473 in words is "one billion, eight hundred fourteen million, four thousand, four hundred seventy-three".