23441403 has 4 divisors (see below), whose sum is σ = 31255208. Its totient is φ = 15627600.

The previous prime is 23441401. The next prime is 23441413. The reversal of 23441403 is 30414432.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 23441403 - 2¹ = 23441401 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 23441403.

It is not an unprimeable number, because it can be changed into a prime (23441401) 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, 3906898 + ... + 3906903.

It is an arithmetic number, because the mean of its divisors is an integer number (7813802).

Almost surely, 2^23441403 is an apocalyptic number.

23441403 is a deficient number, since it is larger than the sum of its proper divisors (7813805).

23441403 is an equidigital number, since it uses as much as digits as its factorization.

23441403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7813804.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 23441403 is about 4841.6322660855. The cubic root of 23441403 is about 286.1944453377.

Adding to 23441403 its reverse (30414432), we get a palindrome (53855835).

The spelling of 23441403 in words is "twenty-three million, four hundred forty-one thousand, four hundred three".