2132171045 has 8 divisors (see below), whose sum is σ = 2562129024. Its totient is φ = 1703387664.

The previous prime is 2132171033. The next prime is 2132171081. The reversal of 2132171045 is 5401712312.

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

It is a cyclic number.

It is not a de Polignac number, because 2132171045 - 2²⁴ = 2115393829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289649 + ... + 296918.

It is an arithmetic number, because the mean of its divisors is an integer number (320266128).

Almost surely, 2^2132171045 is an apocalyptic number.

It is an amenable number.

2132171045 is a deficient number, since it is larger than the sum of its proper divisors (429957979).

2132171045 is an equidigital number, since it uses as much as digits as its factorization.

2132171045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587299.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 2132171045 is about 46175.4376806544. The cubic root of 2132171045 is about 1287.0853501189.

Adding to 2132171045 its reverse (5401712312), we get a palindrome (7533883357).

The spelling of 2132171045 in words is "two billion, one hundred thirty-two million, one hundred seventy-one thousand, forty-five".