810068029 has 2 divisors, whose sum is σ = 810068030. Its totient is φ = 810068028.

The previous prime is 810068011. The next prime is 810068081. The reversal of 810068029 is 920860018.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 691584804 + 118483225 = 26298^2 + 10885^2 .

It is a cyclic number.

It is not a de Polignac number, because 810068029 - 2⁵ = 810067997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 810067985 and 810068003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (810068009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 405034014 + 405034015.

It is an arithmetic number, because the mean of its divisors is an integer number (405034015).

Almost surely, 2^810068029 is an apocalyptic number.

It is an amenable number.

810068029 is a deficient number, since it is larger than the sum of its proper divisors (1).

810068029 is an equidigital number, since it uses as much as digits as its factorization.

810068029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 810068029 is about 28461.6940641277. The cubic root of 810068029 is about 932.1958475890.

The spelling of 810068029 in words is "eight hundred ten million, sixty-eight thousand, twenty-nine".