349027043 has 2 divisors, whose sum is σ = 349027044. Its totient is φ = 349027042.

The previous prime is 349027039. The next prime is 349027057. The reversal of 349027043 is 340720943.

It is a weak prime.

It is an emirp because it is prime and its reverse (340720943) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 349027043 - 2² = 349027039 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (349027033) 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, 174513521 + 174513522.

It is an arithmetic number, because the mean of its divisors is an integer number (174513522).

Almost surely, 2^349027043 is an apocalyptic number.

349027043 is a deficient number, since it is larger than the sum of its proper divisors (1).

349027043 is an equidigital number, since it uses as much as digits as its factorization.

349027043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 349027043 is about 18682.2654675497. The cubic root of 349027043 is about 704.0762463422.

Adding to 349027043 its reverse (340720943), we get a palindrome (689747986).

The spelling of 349027043 in words is "three hundred forty-nine million, twenty-seven thousand, forty-three".