23011303 has 4 divisors (see below), whose sum is σ = 26298640. Its totient is φ = 19723968.

The previous prime is 23011301. The next prime is 23011361. The reversal of 23011303 is 30311032.

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 23011303 - 2¹ = 23011301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23011301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1643658 + ... + 1643671.

It is an arithmetic number, because the mean of its divisors is an integer number (6574660).

Almost surely, 2^23011303 is an apocalyptic number.

23011303 is a deficient number, since it is larger than the sum of its proper divisors (3287337).

23011303 is an equidigital number, since it uses as much as digits as its factorization.

23011303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3287336.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 23011303 is about 4797.0097977803. The cubic root of 23011303 is about 284.4332761943.

Adding to 23011303 its reverse (30311032), we get a palindrome (53322335).

The spelling of 23011303 in words is "twenty-three million, eleven thousand, three hundred three".