213504353 has 2 divisors, whose sum is σ = 213504354. Its totient is φ = 213504352.

The previous prime is 213504337. The next prime is 213504367. The reversal of 213504353 is 353405312.

213504353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 160985344 + 52519009 = 12688^2 + 7247^2 .

It is a cyclic number.

It is not a de Polignac number, because 213504353 - 2⁴ = 213504337 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (213504253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106752176 + 106752177.

It is an arithmetic number, because the mean of its divisors is an integer number (106752177).

Almost surely, 2^213504353 is an apocalyptic number.

It is an amenable number.

213504353 is a deficient number, since it is larger than the sum of its proper divisors (1).

213504353 is an equidigital number, since it uses as much as digits as its factorization.

213504353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 213504353 is about 14611.7881520367. The cubic root of 213504353 is about 597.6802586324.

Adding to 213504353 its reverse (353405312), we get a palindrome (566909665).

The spelling of 213504353 in words is "two hundred thirteen million, five hundred four thousand, three hundred fifty-three".