23942003 has 2 divisors, whose sum is σ = 23942004. Its totient is φ = 23942002.

The previous prime is 23941987. The next prime is 23942047. The reversal of 23942003 is 30024932.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23942003 - 2⁴ = 23941987 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23942003.

It is not a weakly prime, because it can be changed into another prime (23942053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11971001 + 11971002.

It is an arithmetic number, because the mean of its divisors is an integer number (11971002).

Almost surely, 2^23942003 is an apocalyptic number.

23942003 is a deficient number, since it is larger than the sum of its proper divisors (1).

23942003 is an equidigital number, since it uses as much as digits as its factorization.

23942003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 23942003 is about 4893.0566111583. The cubic root of 23942003 is about 288.2173762363.

Adding to 23942003 its reverse (30024932), we get a palindrome (53966935).

The spelling of 23942003 in words is "twenty-three million, nine hundred forty-two thousand, three".