11454215323411 has 16 divisors (see below), whose sum is σ = 13106606560000. Its totient is φ = 9805850173728.

The previous prime is 11454215323379. The next prime is 11454215323417. The reversal of 11454215323411 is 11432351245411.

It is a happy number.

It is not a de Polignac number, because 11454215323411 - 2⁵ = 11454215323379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11454215323417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18375940 + ... + 18989038.

It is an arithmetic number, because the mean of its divisors is an integer number (819162910000).

Almost surely, 2^{11454215323411} is an apocalyptic number.

11454215323411 is a deficient number, since it is larger than the sum of its proper divisors (1652391236589).

11454215323411 is a wasteful number, since it uses less digits than its factorization.

11454215323411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616378.

The product of its digits is 57600, while the sum is 37.

Adding to 11454215323411 its reverse (11432351245411), we get a palindrome (22886566568822).

The spelling of 11454215323411 in words is "eleven trillion, four hundred fifty-four billion, two hundred fifteen million, three hundred twenty-three thousand, four hundred eleven".