2612003 has 2 divisors, whose sum is σ = 2612004. Its totient is φ = 2612002.

The previous prime is 2611997. The next prime is 2612017. The reversal of 2612003 is 3002162.

It is an a-pointer prime, because the next prime (2612017) can be obtained adding 2612003 to its sum of digits (14).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2612003 - 2²⁰ = 1563427 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (2612083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1306001 + 1306002.

It is an arithmetic number, because the mean of its divisors is an integer number (1306002).

2^2612003 is an apocalyptic number.

2612003 is a deficient number, since it is larger than the sum of its proper divisors (1).

2612003 is an equidigital number, since it uses as much as digits as its factorization.

2612003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2612003 is about 1616.1692361878. The cubic root of 2612003 is about 137.7181638609.

Adding to 2612003 its reverse (3002162), we get a palindrome (5614165).

The spelling of 2612003 in words is "two million, six hundred twelve thousand, three".