345043711 has 4 divisors (see below), whose sum is σ = 356941800. Its totient is φ = 333145624.

The previous prime is 345043709. The next prime is 345043753. The reversal of 345043711 is 117340543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 117340543 = 367 ⋅319729.

It is a cyclic number.

It is not a de Polignac number, because 345043711 - 2¹ = 345043709 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 345043711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345046711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5949001 + ... + 5949058.

It is an arithmetic number, because the mean of its divisors is an integer number (89235450).

Almost surely, 2^345043711 is an apocalyptic number.

345043711 is a deficient number, since it is larger than the sum of its proper divisors (11898089).

345043711 is a wasteful number, since it uses less digits than its factorization.

345043711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11898088.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 345043711 is about 18575.3522443048. The cubic root of 345043711 is about 701.3875274426.

The spelling of 345043711 in words is "three hundred forty-five million, forty-three thousand, seven hundred eleven".