23145235041323 has 4 divisors (see below), whose sum is σ = 23171328881040. Its totient is φ = 23119141201608.

The previous prime is 23145235041319. The next prime is 23145235041337. The reversal of 23145235041323 is 32314053254132.

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 23145235041323 - 2² = 23145235041319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23145235041373) 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, 13046918528 + ... + 13046920301.

It is an arithmetic number, because the mean of its divisors is an integer number (5792832220260).

Almost surely, 2^{23145235041323} is an apocalyptic number.

23145235041323 is a deficient number, since it is larger than the sum of its proper divisors (26093839717).

23145235041323 is an equidigital number, since it uses as much as digits as its factorization.

23145235041323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26093839716.

The product of its (nonzero) digits is 259200, while the sum is 38.

Adding to 23145235041323 its reverse (32314053254132), we get a palindrome (55459288295455).

The spelling of 23145235041323 in words is "twenty-three trillion, one hundred forty-five billion, two hundred thirty-five million, forty-one thousand, three hundred twenty-three".