343501423 has 2 divisors, whose sum is σ = 343501424. Its totient is φ = 343501422.

The previous prime is 343501409. The next prime is 343501447. The reversal of 343501423 is 324105343.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 343501423 - 2⁵ = 343501391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343501453) 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, 171750711 + 171750712.

It is an arithmetic number, because the mean of its divisors is an integer number (171750712).

Almost surely, 2^343501423 is an apocalyptic number.

343501423 is a deficient number, since it is larger than the sum of its proper divisors (1).

343501423 is an equidigital number, since it uses as much as digits as its factorization.

343501423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 343501423 is about 18533.7913822294. The cubic root of 343501423 is about 700.3409379994.

Adding to 343501423 its reverse (324105343), we get a palindrome (667606766).

The spelling of 343501423 in words is "three hundred forty-three million, five hundred one thousand, four hundred twenty-three".