343442023 has 2 divisors, whose sum is σ = 343442024. Its totient is φ = 343442022.

The previous prime is 343441991. The next prime is 343442027. The reversal of 343442023 is 320244343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 343442023 - 2⁵ = 343441991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343442027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171721011 + 171721012.

It is an arithmetic number, because the mean of its divisors is an integer number (171721012).

Almost surely, 2^343442023 is an apocalyptic number.

343442023 is a deficient number, since it is larger than the sum of its proper divisors (1).

343442023 is an equidigital number, since it uses as much as digits as its factorization.

343442023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 343442023 is about 18532.1888345657. The cubic root of 343442023 is about 700.3005668421.

Adding to 343442023 its reverse (320244343), we get a palindrome (663686366).

The spelling of 343442023 in words is "three hundred forty-three million, four hundred forty-two thousand, twenty-three".