512343343 has 2 divisors, whose sum is σ = 512343344. Its totient is φ = 512343342.

The previous prime is 512343277. The next prime is 512343367. The reversal of 512343343 is 343343215.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 512343343 - 2¹⁷ = 512212271 is a prime.

It is a super-2 number, since 2×512343343² = 524991402232831298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (512343383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256171671 + 256171672.

It is an arithmetic number, because the mean of its divisors is an integer number (256171672).

Almost surely, 2^512343343 is an apocalyptic number.

512343343 is a deficient number, since it is larger than the sum of its proper divisors (1).

512343343 is an equidigital number, since it uses as much as digits as its factorization.

512343343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 28.

The square root of 512343343 is about 22635.0026065826. The cubic root of 512343343 is about 800.1787845213.

Adding to 512343343 its reverse (343343215), we get a palindrome (855686558).

The spelling of 512343343 in words is "five hundred twelve million, three hundred forty-three thousand, three hundred forty-three".