343400123043 has 6 divisors (see below), whose sum is σ = 496022399964. Its totient is φ = 228933415356.

The previous prime is 343400122969. The next prime is 343400123047. The reversal of 343400123043 is 340321004343.

343400123043 is a `hidden beast` number, since 3 + 4 + 340 + 0 + 12 + 304 + 3 = 666.

It is not a de Polignac number, because 343400123043 - 2²⁹ = 342863252131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 343400122998 and 343400123016.

It is not an unprimeable number, because it can be changed into a prime (343400123047) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19077784605 + ... + 19077784622.

It is an arithmetic number, because the mean of its divisors is an integer number (82670399994).

Almost surely, 2^343400123043 is an apocalyptic number.

343400123043 is a deficient number, since it is larger than the sum of its proper divisors (152622276921).

343400123043 is a wasteful number, since it uses less digits than its factorization.

343400123043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38155569233 (or 38155569230 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 343400123043 its reverse (340321004343), we get a palindrome (683721127386).

The spelling of 343400123043 in words is "three hundred forty-three billion, four hundred million, one hundred twenty-three thousand, forty-three".