340120565 has 8 divisors (see below), whose sum is σ = 408739488. Its totient is φ = 271699920.

The previous prime is 340120541. The next prime is 340120597. The reversal of 340120565 is 565021043.

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

It is not a de Polignac number, because 340120565 - 2²⁰ = 339071989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45767 + ... + 52676.

It is an arithmetic number, because the mean of its divisors is an integer number (51092436).

Almost surely, 2^340120565 is an apocalyptic number.

It is an amenable number.

340120565 is a deficient number, since it is larger than the sum of its proper divisors (68618923).

340120565 is an equidigital number, since it uses as much as digits as its factorization.

340120565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99139.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 340120565 is about 18442.3579023942. The cubic root of 340120565 is about 698.0356936944.

The spelling of 340120565 in words is "three hundred forty million, one hundred twenty thousand, five hundred sixty-five".