813541234 has 32 divisors (see below), whose sum is σ = 1437056640. Its totient is φ = 341510400.

The previous prime is 813541219. The next prime is 813541271. The reversal of 813541234 is 432145318.

It is a junction number, because it is equal to n+sod(n) for n = 813541196 and 813541205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13047 + ... + 42394.

It is an arithmetic number, because the mean of its divisors is an integer number (44908020).

Almost surely, 2^813541234 is an apocalyptic number.

813541234 is a deficient number, since it is larger than the sum of its proper divisors (623515406).

813541234 is a wasteful number, since it uses less digits than its factorization.

813541234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55506.

The product of its digits is 11520, while the sum is 31.

The square root of 813541234 is about 28522.6442322587. The cubic root of 813541234 is about 933.5262259767.

The spelling of 813541234 in words is "eight hundred thirteen million, five hundred forty-one thousand, two hundred thirty-four".