23240401143403 has 4 divisors (see below), whose sum is σ = 23240435165200. Its totient is φ = 23240367121608.

The previous prime is 23240401143341. The next prime is 23240401143413. The reversal of 23240401143403 is 30434110404232.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23240401143403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23240401143413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15964800 + ... + 17359597.

It is an arithmetic number, because the mean of its divisors is an integer number (5810108791300).

Almost surely, 2^{23240401143403} is an apocalyptic number.

23240401143403 is a deficient number, since it is larger than the sum of its proper divisors (34021797).

23240401143403 is an equidigital number, since it uses as much as digits as its factorization.

23240401143403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34021796.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 23240401143403 its reverse (30434110404232), we get a palindrome (53674511547635).

The spelling of 23240401143403 in words is "twenty-three trillion, two hundred forty billion, four hundred one million, one hundred forty-three thousand, four hundred three".