354334193 has 2 divisors, whose sum is σ = 354334194. Its totient is φ = 354334192.

The previous prime is 354334157. The next prime is 354334217. The reversal of 354334193 is 391433453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 287879089 + 66455104 = 16967^2 + 8152^2 .

It is an emirp because it is prime and its reverse (391433453) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 354334193 - 2⁶ = 354334129 is a prime.

It is a super-2 number, since 2×354334193² = 251105440657922498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (354334103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177167096 + 177167097.

It is an arithmetic number, because the mean of its divisors is an integer number (177167097).

Almost surely, 2^354334193 is an apocalyptic number.

It is an amenable number.

354334193 is a deficient number, since it is larger than the sum of its proper divisors (1).

354334193 is an equidigital number, since it uses as much as digits as its factorization.

354334193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 35.

The square root of 354334193 is about 18823.7667059492. The cubic root of 354334193 is about 707.6269334033.

The spelling of 354334193 in words is "three hundred fifty-four million, three hundred thirty-four thousand, one hundred ninety-three".