23843903 has 2 divisors, whose sum is σ = 23843904. Its totient is φ = 23843902.

The previous prime is 23843881. The next prime is 23843923. The reversal of 23843903 is 30934832.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23843903 - 2⁸ = 23843647 is a prime.

It is a zygodrome in base 4.

It is a self number, because there is not a number n which added to its sum of digits gives 23843903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23843923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11921951 + 11921952.

It is an arithmetic number, because the mean of its divisors is an integer number (11921952).

Almost surely, 2^23843903 is an apocalyptic number.

23843903 is a deficient number, since it is larger than the sum of its proper divisors (1).

23843903 is an equidigital number, since it uses as much as digits as its factorization.

23843903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 23843903 is about 4883.0219127094. The cubic root of 23843903 is about 287.8231899246.

The spelling of 23843903 in words is "twenty-three million, eight hundred forty-three thousand, nine hundred three".