2140285773 has 4 divisors (see below), whose sum is σ = 2853714368. Its totient is φ = 1426857180.

The previous prime is 2140285733. The next prime is 2140285781. The reversal of 2140285773 is 3775820412.

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 not a de Polignac number, because 2140285773 - 2¹² = 2140281677 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 (2140285733) 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, 356714293 + ... + 356714298.

It is an arithmetic number, because the mean of its divisors is an integer number (713428592).

Almost surely, 2^2140285773 is an apocalyptic number.

It is an amenable number.

2140285773 is a deficient number, since it is larger than the sum of its proper divisors (713428595).

2140285773 is an equidigital number, since it uses as much as digits as its factorization.

2140285773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713428594.

The product of its (nonzero) digits is 94080, while the sum is 39.

The square root of 2140285773 is about 46263.2226828179. Note that the first 3 decimals coincide. The cubic root of 2140285773 is about 1288.7161019632.

The spelling of 2140285773 in words is "two billion, one hundred forty million, two hundred eighty-five thousand, seven hundred seventy-three".