2140003 has 2 divisors, whose sum is σ = 2140004. Its totient is φ = 2140002.

The previous prime is 2140001. The next prime is 2140007. The reversal of 2140003 is 3000412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2140003 - 2¹ = 2140001 is a prime.

It is a super-2 number, since 2×2140003² = 9159225680018, which contains 22 as substring.

Together with 2140001, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2140001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070001 + 1070002.

It is an arithmetic number, because the mean of its divisors is an integer number (1070002).

2^2140003 is an apocalyptic number.

2140003 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140003 is an equidigital number, since it uses as much as digits as its factorization.

2140003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 2140003 is about 1462.8749092113. The cubic root of 2140003 is about 128.8659344719.

Adding to 2140003 its reverse (3000412), we get a palindrome (5140415).

The spelling of 2140003 in words is "two million, one hundred forty thousand, three".