2140512103 has 4 divisors (see below), whose sum is σ = 2140856640. Its totient is φ = 2140167568.

The previous prime is 2140512091. The next prime is 2140512139. The reversal of 2140512103 is 3012150412.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2140512103 - 2¹⁷ = 2140381031 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 (2140512193) 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, 162775 + ... + 175432.

It is an arithmetic number, because the mean of its divisors is an integer number (535214160).

Almost surely, 2^2140512103 is an apocalyptic number.

2140512103 is a deficient number, since it is larger than the sum of its proper divisors (344537).

2140512103 is an equidigital number, since it uses as much as digits as its factorization.

2140512103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344536.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 2140512103 is about 46265.6687296315. The cubic root of 2140512103 is about 1288.7615265569.

Adding to 2140512103 its reverse (3012150412), we get a palindrome (5152662515).

The spelling of 2140512103 in words is "two billion, one hundred forty million, five hundred twelve thousand, one hundred three".