867213133 has 8 divisors (see below), whose sum is σ = 878220000. Its totient is φ = 856219728.

The previous prime is 867213119. The next prime is 867213157. The reversal of 867213133 is 331312768.

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 867213133 - 2⁵ = 867213101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867213103) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 209518 + ... + 213616.

It is an arithmetic number, because the mean of its divisors is an integer number (109777500).

Almost surely, 2^867213133 is an apocalyptic number.

867213133 is a gapful number since it is divisible by the number (83) formed by its first and last digit.

It is an amenable number.

867213133 is a deficient number, since it is larger than the sum of its proper divisors (11006867).

867213133 is a wasteful number, since it uses less digits than its factorization.

867213133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6731.

The product of its digits is 18144, while the sum is 34.

The square root of 867213133 is about 29448.4826943597. The cubic root of 867213133 is about 953.6198489913.

The spelling of 867213133 in words is "eight hundred sixty-seven million, two hundred thirteen thousand, one hundred thirty-three".