2140538103 has 64 divisors (see below), whose sum is σ = 3519936000. Its totient is φ = 1274849280.

The previous prime is 2140538089. The next prime is 2140538107. The reversal of 2140538103 is 3018350412.

It is a happy number.

2140538103 is a `hidden beast` number, since 21 + 4 + 0 + 538 + 103 = 666.

It is not a de Polignac number, because 2140538103 - 2⁴ = 2140538087 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140538107) 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 63 ways as a sum of consecutive naturals, for example, 6133173 + ... + 6133521.

It is an arithmetic number, because the mean of its divisors is an integer number (54999000).

Almost surely, 2^2140538103 is an apocalyptic number.

2140538103 is a deficient number, since it is larger than the sum of its proper divisors (1379397897).

2140538103 is a wasteful number, since it uses less digits than its factorization.

2140538103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669 (or 663 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 2140538103 is about 46265.9497146660. The cubic root of 2140538103 is about 1288.7667445705.

Adding to 2140538103 its reverse (3018350412), we get a palindrome (5158888515).

The spelling of 2140538103 in words is "two billion, one hundred forty million, five hundred thirty-eight thousand, one hundred three".