343143400519 has 2 divisors, whose sum is σ = 343143400520. Its totient is φ = 343143400518.

The previous prime is 343143400507. The next prime is 343143400541. The reversal of 343143400519 is 915004341343.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343143400519 is a prime.

It is a super-2 number, since 2×343143400519² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (343143430519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171571700259 + 171571700260.

It is an arithmetic number, because the mean of its divisors is an integer number (171571700260).

Almost surely, 2^343143400519 is an apocalyptic number.

343143400519 is a deficient number, since it is larger than the sum of its proper divisors (1).

343143400519 is an equidigital number, since it uses as much as digits as its factorization.

343143400519 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 343143400519 in words is "three hundred forty-three billion, one hundred forty-three million, four hundred thousand, five hundred nineteen".