810014473 has 2 divisors, whose sum is σ = 810014474. Its totient is φ = 810014472.

The previous prime is 810014417. The next prime is 810014501. The reversal of 810014473 is 374410018.

It is an a-pointer prime, because the next prime (810014501) can be obtained adding 810014473 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 807298569 + 2715904 = 28413^2 + 1648^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-810014473 is a prime.

It is a super-2 number, since 2×810014473² = 1312246892938935458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (810014173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 405007236 + 405007237.

It is an arithmetic number, because the mean of its divisors is an integer number (405007237).

Almost surely, 2^810014473 is an apocalyptic number.

It is an amenable number.

810014473 is a deficient number, since it is larger than the sum of its proper divisors (1).

810014473 is an equidigital number, since it uses as much as digits as its factorization.

810014473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 810014473 is about 28460.7532050717. The cubic root of 810014473 is about 932.1753037254.

The spelling of 810014473 in words is "eight hundred ten million, fourteen thousand, four hundred seventy-three".