23103851 has 4 divisors (see below), whose sum is σ = 23332704. Its totient is φ = 22875000.

The previous prime is 23103809. The next prime is 23103853. The reversal of 23103851 is 15830132.

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 23103851 - 2²² = 18909547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23103853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114275 + ... + 114476.

It is an arithmetic number, because the mean of its divisors is an integer number (5833176).

Almost surely, 2^23103851 is an apocalyptic number.

23103851 is a deficient number, since it is larger than the sum of its proper divisors (228853).

23103851 is a wasteful number, since it uses less digits than its factorization.

23103851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228852.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 23103851 is about 4806.6465441095. The cubic root of 23103851 is about 284.8140820886.

Adding to 23103851 its reverse (15830132), we get a palindrome (38933983).

The spelling of 23103851 in words is "twenty-three million, one hundred three thousand, eight hundred fifty-one".