811540353 has 16 divisors (see below), whose sum is σ = 1176831936. Its totient is φ = 494462400.

The previous prime is 811540319. The next prime is 811540357. The reversal of 811540353 is 353045118.

811540353 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 811540353 - 2⁸ = 811540097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 811540353.

It is not an unprimeable number, because it can be changed into a prime (811540357) 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, 99075 + ... + 106952.

It is an arithmetic number, because the mean of its divisors is an integer number (73551996).

Almost surely, 2^811540353 is an apocalyptic number.

It is an amenable number.

811540353 is a deficient number, since it is larger than the sum of its proper divisors (365291583).

811540353 is a wasteful number, since it uses less digits than its factorization.

811540353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206144.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 811540353 is about 28487.5473321239. The cubic root of 811540353 is about 932.7602708191.

The spelling of 811540353 in words is "eight hundred eleven million, five hundred forty thousand, three hundred fifty-three".