2141440406 has 16 divisors (see below), whose sum is σ = 3681628416. Its totient is φ = 915113256.

The previous prime is 2141440403. The next prime is 2141440409. The reversal of 2141440406 is 6040441412.

It is an interprime number because it is at equal distance from previous prime (2141440403) and next prime (2141440409).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2141440403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215546 + ... + 225261.

It is an arithmetic number, because the mean of its divisors is an integer number (230101776).

Almost surely, 2^2141440406 is an apocalyptic number.

2141440406 is a deficient number, since it is larger than the sum of its proper divisors (1540188010).

2141440406 is a wasteful number, since it uses less digits than its factorization.

2141440406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441163.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 2141440406 is about 46275.6999514864. The cubic root of 2141440406 is about 1288.9478041435.

Adding to 2141440406 its reverse (6040441412), we get a palindrome (8181881818).

The spelling of 2141440406 in words is "two billion, one hundred forty-one million, four hundred forty thousand, four hundred six".