23142003 has 4 divisors (see below), whose sum is σ = 30856008. Its totient is φ = 15428000.

The previous prime is 23141959. The next prime is 23142011. The reversal of 23142003 is 30024132.

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

It is a cyclic number.

It is not a de Polignac number, because 23142003 - 2⁶ = 23141939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23142803) 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 in 3 ways as a sum of consecutive naturals, for example, 3856998 + ... + 3857003.

It is an arithmetic number, because the mean of its divisors is an integer number (7714002).

Almost surely, 2^23142003 is an apocalyptic number.

23142003 is a deficient number, since it is larger than the sum of its proper divisors (7714005).

23142003 is an equidigital number, since it uses as much as digits as its factorization.

23142003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7714004.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 23142003 is about 4810.6135783287. The cubic root of 23142003 is about 284.9707695475.

Adding to 23142003 its reverse (30024132), we get a palindrome (53166135).

The spelling of 23142003 in words is "twenty-three million, one hundred forty-two thousand, three".