354054343 has 2 divisors, whose sum is σ = 354054344. Its totient is φ = 354054342.

The previous prime is 354054329. The next prime is 354054353. The reversal of 354054343 is 343450453.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354054343 is a prime.

It is equal to p_19009426 and since 354054343 and 19009426 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 (354054353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177027171 + 177027172.

It is an arithmetic number, because the mean of its divisors is an integer number (177027172).

Almost surely, 2^354054343 is an apocalyptic number.

354054343 is a deficient number, since it is larger than the sum of its proper divisors (1).

354054343 is an equidigital number, since it uses as much as digits as its factorization.

354054343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 31.

The square root of 354054343 is about 18816.3318157392. The cubic root of 354054343 is about 707.4405918477.

The spelling of 354054343 in words is "three hundred fifty-four million, fifty-four thousand, three hundred forty-three".