23513441 has 4 divisors (see below), whose sum is σ = 26872512. Its totient is φ = 20154372.

The previous prime is 23513417. The next prime is 23513443. The reversal of 23513441 is 14431532.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 23513441 - 2¹⁴ = 23497057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23513443) 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, 1679525 + ... + 1679538.

It is an arithmetic number, because the mean of its divisors is an integer number (6718128).

Almost surely, 2^23513441 is an apocalyptic number.

It is an amenable number.

23513441 is a deficient number, since it is larger than the sum of its proper divisors (3359071).

23513441 is an equidigital number, since it uses as much as digits as its factorization.

23513441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3359070.

The product of its digits is 1440, while the sum is 23.

The square root of 23513441 is about 4849.0659925392. The cubic root of 23513441 is about 286.4873144993.

Adding to 23513441 its reverse (14431532), we get a palindrome (37944973).

The spelling of 23513441 in words is "twenty-three million, five hundred thirteen thousand, four hundred forty-one".