4140084861 has 12 divisors (see below), whose sum is σ = 6523770240. Its totient is φ = 2509142280.

The previous prime is 4140084841. The next prime is 4140084889. The reversal of 4140084861 is 1684800414.

It is not a de Polignac number, because 4140084861 - 2⁷ = 4140084733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4140084841) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20909421 + ... + 20909618.

It is an arithmetic number, because the mean of its divisors is an integer number (543647520).

Almost surely, 2^4140084861 is an apocalyptic number.

It is an amenable number.

4140084861 is a deficient number, since it is larger than the sum of its proper divisors (2383685379).

4140084861 is a wasteful number, since it uses less digits than its factorization.

4140084861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41819056 (or 41819053 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 36.

The square root of 4140084861 is about 64343.4912092902. The cubic root of 4140084861 is about 1605.7197447360.

The spelling of 4140084861 in words is "four billion, one hundred forty million, eighty-four thousand, eight hundred sixty-one".