23415341403523 has 4 divisors (see below), whose sum is σ = 23416416164440. Its totient is φ = 23414266642608.

The previous prime is 23415341403511. The next prime is 23415341403527. The reversal of 23415341403523 is 32530414351432.

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 23415341403523 - 2²⁹ = 23414804532611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23415341403527) 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, 537347778 + ... + 537391351.

It is an arithmetic number, because the mean of its divisors is an integer number (5854104041110).

Almost surely, 2^{23415341403523} is an apocalyptic number.

23415341403523 is a deficient number, since it is larger than the sum of its proper divisors (1074760917).

23415341403523 is a wasteful number, since it uses less digits than its factorization.

23415341403523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074760916.

The product of its (nonzero) digits is 518400, while the sum is 40.

Adding to 23415341403523 its reverse (32530414351432), we get a palindrome (55945755754955).

The spelling of 23415341403523 in words is "twenty-three trillion, four hundred fifteen billion, three hundred forty-one million, four hundred three thousand, five hundred twenty-three".