811234134 has 24 divisors (see below), whose sum is σ = 1759801680. Its totient is φ = 270084048.

The previous prime is 811234117. The next prime is 811234141. The reversal of 811234134 is 431432118.

811234134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 811234098 and 811234107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11757 + ... + 41960.

It is an arithmetic number, because the mean of its divisors is an integer number (73325070).

Almost surely, 2^811234134 is an apocalyptic number.

811234134 is an abundant number, since it is smaller than the sum of its proper divisors (948567546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

811234134 is a wasteful number, since it uses less digits than its factorization.

811234134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54564 (or 54561 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 811234134 is about 28482.1722135093. The cubic root of 811234134 is about 932.6429363988.

The spelling of 811234134 in words is "eight hundred eleven million, two hundred thirty-four thousand, one hundred thirty-four".