340663137 has 8 divisors (see below), whose sum is σ = 465296160. Its totient is φ = 221569440.

The previous prime is 340663129. The next prime is 340663159. The reversal of 340663137 is 731366043.

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

It is not a de Polignac number, because 340663137 - 2³ = 340663129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 340663098 and 340663107.

It is not an unprimeable number, because it can be changed into a prime (340663237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1384687 + ... + 1384932.

It is an arithmetic number, because the mean of its divisors is an integer number (58162020).

Almost surely, 2^340663137 is an apocalyptic number.

It is an amenable number.

340663137 is a deficient number, since it is larger than the sum of its proper divisors (124633023).

340663137 is a wasteful number, since it uses less digits than its factorization.

340663137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2769663.

The product of its (nonzero) digits is 27216, while the sum is 33.

The square root of 340663137 is about 18457.0619817998. The cubic root of 340663137 is about 698.4066733308.

The spelling of 340663137 in words is "three hundred forty million, six hundred sixty-three thousand, one hundred thirty-seven".