23317135 has 4 divisors (see below), whose sum is σ = 27980568. Its totient is φ = 18653704.

The previous prime is 23317127. The next prime is 23317153. The reversal of 23317135 is 53171332.

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 23317135 - 2³ = 23317127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2331709 + ... + 2331718.

It is an arithmetic number, because the mean of its divisors is an integer number (6995142).

Almost surely, 2^23317135 is an apocalyptic number.

23317135 is a deficient number, since it is larger than the sum of its proper divisors (4663433).

23317135 is an equidigital number, since it uses as much as digits as its factorization.

23317135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4663432.

The product of its digits is 1890, while the sum is 25.

The square root of 23317135 is about 4828.7819375076. The cubic root of 23317135 is about 285.6878226086.

Adding to 23317135 its reverse (53171332), we get a palindrome (76488467).

The spelling of 23317135 in words is "twenty-three million, three hundred seventeen thousand, one hundred thirty-five".