213354353 has 2 divisors, whose sum is σ = 213354354. Its totient is φ = 213354352.

The previous prime is 213354289. The next prime is 213354367. The reversal of 213354353 is 353453312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 194239969 + 19114384 = 13937^2 + 4372^2 .

It is a cyclic number.

It is not a de Polignac number, because 213354353 - 2⁶ = 213354289 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (213354373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106677176 + 106677177.

It is an arithmetic number, because the mean of its divisors is an integer number (106677177).

Almost surely, 2^213354353 is an apocalyptic number.

It is an amenable number.

213354353 is a deficient number, since it is larger than the sum of its proper divisors (1).

213354353 is an equidigital number, since it uses as much as digits as its factorization.

213354353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16200, while the sum is 29.

The square root of 213354353 is about 14606.6544081799. The cubic root of 213354353 is about 597.5402567369.

The spelling of 213354353 in words is "two hundred thirteen million, three hundred fifty-four thousand, three hundred fifty-three".