354353213 has 2 divisors, whose sum is σ = 354353214. Its totient is φ = 354353212.

The previous prime is 354353191. The next prime is 354353221. The reversal of 354353213 is 312353453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222516889 + 131836324 = 14917^2 + 11482^2 .

It is a cyclic number.

It is not a de Polignac number, because 354353213 - 2⁶ = 354353149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354353273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177176606 + 177176607.

It is an arithmetic number, because the mean of its divisors is an integer number (177176607).

Almost surely, 2^354353213 is an apocalyptic number.

It is an amenable number.

354353213 is a deficient number, since it is larger than the sum of its proper divisors (1).

354353213 is an equidigital number, since it uses as much as digits as its factorization.

354353213 is an odious number, because the sum of its binary digits is odd.

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

The square root of 354353213 is about 18824.2719115508. The cubic root of 354353213 is about 707.6395945423.

The spelling of 354353213 in words is "three hundred fifty-four million, three hundred fifty-three thousand, two hundred thirteen".