340121066 has 8 divisors (see below), whose sum is σ = 510308100. Its totient is φ = 170018368.

The previous prime is 340121063. The next prime is 340121069. The reversal of 340121066 is 660121043.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (340121063) and next prime (340121069).

It can be written as a sum of positive squares in 2 ways, for example, as 338376025 + 1745041 = 18395^2 + 1321^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (340121063) 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, 9791 + ... + 27858.

Almost surely, 2^340121066 is an apocalyptic number.

340121066 is a deficient number, since it is larger than the sum of its proper divisors (170187034).

340121066 is a wasteful number, since it uses less digits than its factorization.

340121066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42168.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 340121066 is about 18442.3714852510. The cubic root of 340121066 is about 698.0360364314.

Subtracting from 340121066 its sum of digits (23), we obtain a palindrome (340121043).

The spelling of 340121066 in words is "three hundred forty million, one hundred twenty-one thousand, sixty-six".