23540303 has 2 divisors, whose sum is σ = 23540304. Its totient is φ = 23540302.

The previous prime is 23540287. The next prime is 23540323. The reversal of 23540303 is 30304532.

It is an a-pointer prime, because the next prime (23540323) can be obtained adding 23540303 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23540303 - 2⁴ = 23540287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23540323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11770151 + 11770152.

It is an arithmetic number, because the mean of its divisors is an integer number (11770152).

Almost surely, 2^23540303 is an apocalyptic number.

23540303 is a deficient number, since it is larger than the sum of its proper divisors (1).

23540303 is an equidigital number, since it uses as much as digits as its factorization.

23540303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 23540303 is about 4851.8350136830. The cubic root of 23540303 is about 286.5963683462.

Adding to 23540303 its reverse (30304532), we get a palindrome (53844835).

The spelling of 23540303 in words is "twenty-three million, five hundred forty thousand, three hundred three".