340113 has 4 divisors (see below), whose sum is σ = 453488. Its totient is φ = 226740.

The previous prime is 340111. The next prime is 340117. The reversal of 340113 is 311043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 311043 = 3 ⋅103681.

It is not a de Polignac number, because 340113 - 2¹ = 340111 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56683 + ... + 56688.

It is an arithmetic number, because the mean of its divisors is an integer number (113372).

2³⁴⁰¹¹³ is an apocalyptic number.

It is an amenable number.

340113 is a deficient number, since it is larger than the sum of its proper divisors (113375).

340113 is a wasteful number, since it uses less digits than its factorization.

340113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113374.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 340113 is about 583.1920781355. The cubic root of 340113 is about 69.8030518393.

Adding to 340113 its reverse (311043), we get a palindrome (651156).

The spelling of 340113 in words is "three hundred forty thousand, one hundred thirteen".