813726011 has 8 divisors (see below), whose sum is σ = 931257600. Its totient is φ = 696515688.

The previous prime is 813725999. The next prime is 813726041. The reversal of 813726011 is 110627318.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 813726011 - 2¹⁰ = 813724987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (813726041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74861 + ... + 85038.

It is an arithmetic number, because the mean of its divisors is an integer number (116407200).

Almost surely, 2^813726011 is an apocalyptic number.

813726011 is a deficient number, since it is larger than the sum of its proper divisors (117531589).

813726011 is a wasteful number, since it uses less digits than its factorization.

813726011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160633.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 813726011 is about 28525.8831765118. The cubic root of 813726011 is about 933.5968968948.

The spelling of 813726011 in words is "eight hundred thirteen million, seven hundred twenty-six thousand, eleven".