23225135 has 4 divisors (see below), whose sum is σ = 27870168. Its totient is φ = 18580104.

The previous prime is 23225129. The next prime is 23225149. The reversal of 23225135 is 53152232.

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 23225135 - 2⁴ = 23225119 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23225135.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2322509 + ... + 2322518.

It is an arithmetic number, because the mean of its divisors is an integer number (6967542).

Almost surely, 2^23225135 is an apocalyptic number.

23225135 is a deficient number, since it is larger than the sum of its proper divisors (4645033).

23225135 is an equidigital number, since it uses as much as digits as its factorization.

23225135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4645032.

The product of its digits is 1800, while the sum is 23.

The square root of 23225135 is about 4819.2463103685. The cubic root of 23225135 is about 285.3115910891.

Adding to 23225135 its reverse (53152232), we get a palindrome (76377367).

The spelling of 23225135 in words is "twenty-three million, two hundred twenty-five thousand, one hundred thirty-five".