354355343 has 2 divisors, whose sum is σ = 354355344. Its totient is φ = 354355342.

The previous prime is 354355307. The next prime is 354355349. The reversal of 354355343 is 343553453.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 354355343 - 2¹⁸ = 354093199 is a prime.

It is a super-2 number, since 2×354355343² = 251135418225295298, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354355349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177177671 + 177177672.

It is an arithmetic number, because the mean of its divisors is an integer number (177177672).

Almost surely, 2^354355343 is an apocalyptic number.

354355343 is a deficient number, since it is larger than the sum of its proper divisors (1).

354355343 is an equidigital number, since it uses as much as digits as its factorization.

354355343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 162000, while the sum is 35.

The square root of 354355343 is about 18824.3284873591. The cubic root of 354355343 is about 707.6410124019.

The spelling of 354355343 in words is "three hundred fifty-four million, three hundred fifty-five thousand, three hundred forty-three".