354441943 has 2 divisors, whose sum is σ = 354441944. Its totient is φ = 354441942.

The previous prime is 354441929. The next prime is 354442001. The reversal of 354441943 is 349144453.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 354441943 - 2⁵ = 354441911 is a prime.

It is equal to p_19029196 and since 354441943 and 19029196 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354441743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177220971 + 177220972.

It is an arithmetic number, because the mean of its divisors is an integer number (177220972).

Almost surely, 2^354441943 is an apocalyptic number.

354441943 is a deficient number, since it is larger than the sum of its proper divisors (1).

354441943 is an equidigital number, since it uses as much as digits as its factorization.

354441943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 37.

The square root of 354441943 is about 18826.6285616942. The cubic root of 354441943 is about 707.6986539016.

The spelling of 354441943 in words is "three hundred fifty-four million, four hundred forty-one thousand, nine hundred forty-three".