811228059 has 6 divisors (see below), whose sum is σ = 1171773876. Its totient is φ = 540818700.

The previous prime is 811228007. The next prime is 811228157. The reversal of 811228059 is 950822118.

It is not a de Polignac number, because 811228059 - 2¹⁷ = 811096987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (811228259) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45068217 + ... + 45068234.

It is an arithmetic number, because the mean of its divisors is an integer number (195295646).

Almost surely, 2^811228059 is an apocalyptic number.

811228059 is a deficient number, since it is larger than the sum of its proper divisors (360545817).

811228059 is a wasteful number, since it uses less digits than its factorization.

811228059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90136457 (or 90136454 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 36.

The square root of 811228059 is about 28482.0655676515. The cubic root of 811228059 is about 932.6406083328.

The spelling of 811228059 in words is "eight hundred eleven million, two hundred twenty-eight thousand, fifty-nine".