13542205323 has 16 divisors (see below), whose sum is σ = 18733372416. Its totient is φ = 8692545120.

The previous prime is 13542205309. The next prime is 13542205361. The reversal of 13542205323 is 32350224531.

It is not a de Polignac number, because 13542205323 - 2⁸ = 13542205067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13542205123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 351261 + ... + 387902.

It is an arithmetic number, because the mean of its divisors is an integer number (1170835776).

Almost surely, 2^13542205323 is an apocalyptic number.

13542205323 is a deficient number, since it is larger than the sum of its proper divisors (5191167093).

13542205323 is a wasteful number, since it uses less digits than its factorization.

13542205323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739394.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 13542205323 its reverse (32350224531), we get a palindrome (45892429854).

The spelling of 13542205323 in words is "thirteen billion, five hundred forty-two million, two hundred five thousand, three hundred twenty-three".