340711429 has 4 divisors (see below), whose sum is σ = 349919884. Its totient is φ = 331502976.

The previous prime is 340711411. The next prime is 340711447. The reversal of 340711429 is 924117043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 924117043 = 71 ⋅13015733.

It is an interprime number because it is at equal distance from previous prime (340711411) and next prime (340711447).

It can be written as a sum of positive squares in 2 ways, for example, as 292478404 + 48233025 = 17102^2 + 6945^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340711429 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 340711429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340711529) 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, 4604172 + ... + 4604245.

It is an arithmetic number, because the mean of its divisors is an integer number (87479971).

Almost surely, 2^340711429 is an apocalyptic number.

It is an amenable number.

340711429 is a deficient number, since it is larger than the sum of its proper divisors (9208455).

340711429 is an equidigital number, since it uses as much as digits as its factorization.

340711429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9208454.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 340711429 is about 18458.3701609866. The cubic root of 340711429 is about 698.4396735371.

The spelling of 340711429 in words is "three hundred forty million, seven hundred eleven thousand, four hundred twenty-nine".