340171057 has 4 divisors (see below), whose sum is σ = 342258160. Its totient is φ = 338083956.

The previous prime is 340171033. The next prime is 340171061. The reversal of 340171057 is 750171043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 340171057 - 2¹⁵ = 340138289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340171067) 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, 1043307 + ... + 1043632.

It is an arithmetic number, because the mean of its divisors is an integer number (85564540).

Almost surely, 2^340171057 is an apocalyptic number.

It is an amenable number.

340171057 is a deficient number, since it is larger than the sum of its proper divisors (2087103).

340171057 is a wasteful number, since it uses less digits than its factorization.

340171057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2087102.

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 340171057 is about 18443.7267654886. The cubic root of 340171057 is about 698.0702338722.

The spelling of 340171057 in words is "three hundred forty million, one hundred seventy-one thousand, fifty-seven".