343143400573 has 2 divisors, whose sum is σ = 343143400574. Its totient is φ = 343143400572.

The previous prime is 343143400541. The next prime is 343143400577. The reversal of 343143400573 is 375004341343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 175676663044 + 167466737529 = 419138^2 + 409227^2 .

It is a cyclic number.

It is not a de Polignac number, because 343143400573 - 2⁵ = 343143400541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343143400577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171571700286 + 171571700287.

It is an arithmetic number, because the mean of its divisors is an integer number (171571700287).

Almost surely, 2^343143400573 is an apocalyptic number.

It is an amenable number.

343143400573 is a deficient number, since it is larger than the sum of its proper divisors (1).

343143400573 is an equidigital number, since it uses as much as digits as its factorization.

343143400573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 37.

The spelling of 343143400573 in words is "three hundred forty-three billion, one hundred forty-three million, four hundred thousand, five hundred seventy-three".