340233123 has 4 divisors (see below), whose sum is σ = 453644168. Its totient is φ = 226822080.

The previous prime is 340233097. The next prime is 340233149. The reversal of 340233123 is 321332043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321332043 = 3 ⋅107110681.

It is an interprime number because it is at equal distance from previous prime (340233097) and next prime (340233149).

It is not a de Polignac number, because 340233123 - 2⁶ = 340233059 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 340233123.

It is not an unprimeable number, because it can be changed into a prime (340233163) 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, 56705518 + ... + 56705523.

It is an arithmetic number, because the mean of its divisors is an integer number (113411042).

Almost surely, 2^340233123 is an apocalyptic number.

340233123 is a deficient number, since it is larger than the sum of its proper divisors (113411045).

340233123 is a wasteful number, since it uses less digits than its factorization.

340233123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113411044.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 340233123 is about 18445.4092662646. The cubic root of 340233123 is about 698.1126868200.

Adding to 340233123 its reverse (321332043), we get a palindrome (661565166).

The spelling of 340233123 in words is "three hundred forty million, two hundred thirty-three thousand, one hundred twenty-three".