23072003 has 2 divisors, whose sum is σ = 23072004. Its totient is φ = 23072002.

The previous prime is 23071999. The next prime is 23072039. The reversal of 23072003 is 30027032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23072003 - 2² = 23071999 is a prime.

It is not a weakly prime, because it can be changed into another prime (23072083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11536001 + 11536002.

It is an arithmetic number, because the mean of its divisors is an integer number (11536002).

Almost surely, 2^23072003 is an apocalyptic number.

23072003 is a deficient number, since it is larger than the sum of its proper divisors (1).

23072003 is an equidigital number, since it uses as much as digits as its factorization.

23072003 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 23072003 is about 4803.3324890122. The cubic root of 23072003 is about 284.6831525449.

Adding to 23072003 its reverse (30027032), we get a palindrome (53099035).

The spelling of 23072003 in words is "twenty-three million, seventy-two thousand, three".