213351235 has 8 divisors (see below), whose sum is σ = 260852400. Its totient is φ = 167460384.

The previous prime is 213351233. The next prime is 213351253. The reversal of 213351235 is 532153312.

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 213351235 - 2¹ = 213351233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213351233) 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, 402285 + ... + 402814.

It is an arithmetic number, because the mean of its divisors is an integer number (32606550).

Almost surely, 2^213351235 is an apocalyptic number.

213351235 is a deficient number, since it is larger than the sum of its proper divisors (47501165).

213351235 is an equidigital number, since it uses as much as digits as its factorization.

213351235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805157.

The product of its digits is 2700, while the sum is 25.

The square root of 213351235 is about 14606.5476756145. The cubic root of 213351235 is about 597.5373458681.

The spelling of 213351235 in words is "two hundred thirteen million, three hundred fifty-one thousand, two hundred thirty-five".