340054343 has 4 divisors (see below), whose sum is σ = 357951960. Its totient is φ = 322156728.

The previous prime is 340054327. The next prime is 340054361. The reversal of 340054343 is 343450043.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 343450043 = 701 ⋅489943.

It is a cyclic number.

It is not a de Polignac number, because 340054343 - 2⁴ = 340054327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340054243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8948780 + ... + 8948817.

It is an arithmetic number, because the mean of its divisors is an integer number (89487990).

Almost surely, 2^340054343 is an apocalyptic number.

340054343 is a deficient number, since it is larger than the sum of its proper divisors (17897617).

340054343 is a wasteful number, since it uses less digits than its factorization.

340054343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17897616.

The product of its (nonzero) digits is 8640, while the sum is 26.

The square root of 340054343 is about 18440.5624371926. The cubic root of 340054343 is about 697.9903878776.

The spelling of 340054343 in words is "three hundred forty million, fifty-four thousand, three hundred forty-three".