2140581173 has 8 divisors (see below), whose sum is σ = 2275554720. Its totient is φ = 2007838800.

The previous prime is 2140581167. The next prime is 2140581221. The reversal of 2140581173 is 3711850412.

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 2140581173 - 2⁶ = 2140581109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140581103) 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, 555815 + ... + 559652.

It is an arithmetic number, because the mean of its divisors is an integer number (284444340).

Almost surely, 2^2140581173 is an apocalyptic number.

It is an amenable number.

2140581173 is a deficient number, since it is larger than the sum of its proper divisors (134973547).

2140581173 is a wasteful number, since it uses less digits than its factorization.

2140581173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115587.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 2140581173 is about 46266.4151734279. The cubic root of 2140581173 is about 1288.7753883178.

The spelling of 2140581173 in words is "two billion, one hundred forty million, five hundred eighty-one thousand, one hundred seventy-three".