341121665 has 4 divisors (see below), whose sum is σ = 409346004. Its totient is φ = 272897328.

The previous prime is 341121659. The next prime is 341121667. The reversal of 341121665 is 566121143.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 66324736 + 274796929 = 8144^2 + 16577^2 .

It is a cyclic number.

It is not a de Polignac number, because 341121665 - 2¹⁰ = 341120641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (341121667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34112162 + ... + 34112171.

It is an arithmetic number, because the mean of its divisors is an integer number (102336501).

Almost surely, 2^341121665 is an apocalyptic number.

It is an amenable number.

341121665 is a deficient number, since it is larger than the sum of its proper divisors (68224339).

341121665 is an equidigital number, since it uses as much as digits as its factorization.

341121665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68224338.

The product of its digits is 4320, while the sum is 29.

The square root of 341121665 is about 18469.4792834016. The cubic root of 341121665 is about 698.7198815107.

The spelling of 341121665 in words is "three hundred forty-one million, one hundred twenty-one thousand, six hundred sixty-five".