2137171 has 8 divisors (see below), whose sum is σ = 2239488. Its totient is φ = 2037000.

The previous prime is 2137159. The next prime is 2137193. The reversal of 2137171 is 1717312.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2137171 is a prime.

It is a Duffinian number.

2137171 is a modest number, since divided by 7171 gives 213 as remainder.

It is not an unprimeable number, because it can be changed into a prime (2137141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1716 + ... + 2686.

It is an arithmetic number, because the mean of its divisors is an integer number (279936).

2^2137171 is an apocalyptic number.

2137171 is a deficient number, since it is larger than the sum of its proper divisors (102317).

2137171 is an equidigital number, since it uses as much as digits as its factorization.

2137171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073.

The product of its digits is 294, while the sum is 22.

The square root of 2137171 is about 1461.9066317655. The cubic root of 2137171 is about 128.8090639237.

The spelling of 2137171 in words is "two million, one hundred thirty-seven thousand, one hundred seventy-one".