13423515452111 has 8 divisors (see below), whose sum is σ = 14166909265920. Its totient is φ = 12683810938392.

The previous prime is 13423515452069. The next prime is 13423515452147. The reversal of 13423515452111 is 11125451532431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13423515452111 - 2⁶ = 13423515452047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13423515452911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 922317545 + ... + 922332098.

It is an arithmetic number, because the mean of its divisors is an integer number (1770863658240).

Almost surely, 2^{13423515452111} is an apocalyptic number.

13423515452111 is a deficient number, since it is larger than the sum of its proper divisors (743393813809).

13423515452111 is a wasteful number, since it uses less digits than its factorization.

13423515452111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1844650045.

The product of its digits is 72000, while the sum is 38.

Adding to 13423515452111 its reverse (11125451532431), we get a palindrome (24548966984542).

The spelling of 13423515452111 in words is "thirteen trillion, four hundred twenty-three billion, five hundred fifteen million, four hundred fifty-two thousand, one hundred eleven".