343011983 has 2 divisors, whose sum is σ = 343011984. Its totient is φ = 343011982.

The previous prime is 343011953. The next prime is 343012003. The reversal of 343011983 is 389110343.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 343011983 - 2⁸ = 343011727 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343011953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171505991 + 171505992.

It is an arithmetic number, because the mean of its divisors is an integer number (171505992).

Almost surely, 2^343011983 is an apocalyptic number.

343011983 is a deficient number, since it is larger than the sum of its proper divisors (1).

343011983 is an equidigital number, since it uses as much as digits as its factorization.

343011983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 343011983 is about 18520.5826852181. The cubic root of 343011983 is about 700.0081516058.

The spelling of 343011983 in words is "three hundred forty-three million, eleven thousand, nine hundred eighty-three".