800254163 has 2 divisors, whose sum is σ = 800254164. Its totient is φ = 800254162.

The previous prime is 800254153. The next prime is 800254187. The reversal of 800254163 is 361452008.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 800254163 - 2¹⁸ = 799992019 is a prime.

It is not a weakly prime, because it can be changed into another prime (800254153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400127081 + 400127082.

It is an arithmetic number, because the mean of its divisors is an integer number (400127082).

Almost surely, 2^800254163 is an apocalyptic number.

800254163 is a deficient number, since it is larger than the sum of its proper divisors (1).

800254163 is an equidigital number, since it uses as much as digits as its factorization.

800254163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 800254163 is about 28288.7639001778. The cubic root of 800254163 is about 928.4160663251.

The spelling of 800254163 in words is "eight hundred million, two hundred fifty-four thousand, one hundred sixty-three".