23002003 has 4 divisors (see below), whose sum is σ = 24355080. Its totient is φ = 21648928.

The previous prime is 23001997. The next prime is 23002009. The reversal of 23002003 is 30020032.

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

It is an interprime number because it is at equal distance from previous prime (23001997) and next prime (23002009).

It is a cyclic number.

It is not a de Polignac number, because 23002003 - 2⁹ = 23001491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23002009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676513 + ... + 676546.

It is an arithmetic number, because the mean of its divisors is an integer number (6088770).

Almost surely, 2^23002003 is an apocalyptic number.

23002003 is a deficient number, since it is larger than the sum of its proper divisors (1353077).

23002003 is a wasteful number, since it uses less digits than its factorization.

23002003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1353076.

The product of its (nonzero) digits is 36, while the sum is 10.

The square root of 23002003 is about 4796.0403459521. The cubic root of 23002003 is about 284.3949532029.

Adding to 23002003 its reverse (30020032), we get a palindrome (53022035).

It can be divided in two parts, 2 and 3002003, that multiplied together give a palindrome (6004006).

The spelling of 23002003 in words is "twenty-three million, two thousand, three".