2723003 has 2 divisors, whose sum is σ = 2723004. Its totient is φ = 2723002.

The previous prime is 2722999. The next prime is 2723033. The reversal of 2723003 is 3003272.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2723003 - 2² = 2722999 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (2723033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1361501 + 1361502.

It is an arithmetic number, because the mean of its divisors is an integer number (1361502).

2^2723003 is an apocalyptic number.

2723003 is a deficient number, since it is larger than the sum of its proper divisors (1).

2723003 is an equidigital number, since it uses as much as digits as its factorization.

2723003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 17.

The square root of 2723003 is about 1650.1524172027. The cubic root of 2723003 is about 139.6419934530.

Adding to 2723003 its reverse (3003272), we get a palindrome (5726275).

The spelling of 2723003 in words is "two million, seven hundred twenty-three thousand, three".