811045347 has 16 divisors (see below), whose sum is σ = 1247220480. Its totient is φ = 459201312.

The previous prime is 811045331. The next prime is 811045351. The reversal of 811045347 is 743540118.

811045347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 811045347 - 2⁴ = 811045331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (811045307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174873 + ... + 179450.

It is an arithmetic number, because the mean of its divisors is an integer number (77951280).

Almost surely, 2^811045347 is an apocalyptic number.

811045347 is a deficient number, since it is larger than the sum of its proper divisors (436175133).

811045347 is a wasteful number, since it uses less digits than its factorization.

811045347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354442.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 811045347 is about 28478.8578949367. The cubic root of 811045347 is about 932.5705838705.

The spelling of 811045347 in words is "eight hundred eleven million, forty-five thousand, three hundred forty-seven".