340004311 has 16 divisors (see below), whose sum is σ = 360616960. Its totient is φ = 320060160.

The previous prime is 340004299. The next prime is 340004347. The reversal of 340004311 is 113400043.

It is a cyclic number.

It is not a de Polignac number, because 340004311 - 2¹³ = 339996119 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 (340004011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 504871 + ... + 505543.

It is an arithmetic number, because the mean of its divisors is an integer number (22538560).

Almost surely, 2^340004311 is an apocalyptic number.

340004311 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

340004311 is a deficient number, since it is larger than the sum of its proper divisors (20612649).

340004311 is a wasteful number, since it uses less digits than its factorization.

340004311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 340004311 is about 18439.2058126157. The cubic root of 340004311 is about 697.9561545571.

Adding to 340004311 its reverse (113400043), we get a palindrome (453404354).

It can be divided in two parts, 3400043 and 11, that multiplied together give a palindrome (37400473).

The spelling of 340004311 in words is "three hundred forty million, four thousand, three hundred eleven".