213307135 has 8 divisors (see below), whose sum is σ = 256059936. Its totient is φ = 170584800.

The previous prime is 213307123. The next prime is 213307141. The reversal of 213307135 is 531703312.

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

It is not a de Polignac number, because 213307135 - 2¹⁷ = 213176063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12742 + ... + 24268.

It is an arithmetic number, because the mean of its divisors is an integer number (32007492).

Almost surely, 2^213307135 is an apocalyptic number.

213307135 is a deficient number, since it is larger than the sum of its proper divisors (42752801).

213307135 is a wasteful number, since it uses less digits than its factorization.

213307135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15233.

The product of its (nonzero) digits is 1890, while the sum is 25.

The square root of 213307135 is about 14605.0380006353. The cubic root of 213307135 is about 597.4961724281.

The spelling of 213307135 in words is "two hundred thirteen million, three hundred seven thousand, one hundred thirty-five".