11534104451 has 16 divisors (see below), whose sum is σ = 12240723840. Its totient is φ = 10837722240.

The previous prime is 11534104433. The next prime is 11534104457. The reversal of 11534104451 is 15440143511.

It is a cyclic number.

It is not a de Polignac number, because 11534104451 - 2²⁶ = 11466995587 is a prime.

It is a super-3 number, since 3×11534104451³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11534104457) 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, 1616171 + ... + 1623291.

It is an arithmetic number, because the mean of its divisors is an integer number (765045240).

Almost surely, 2^11534104451 is an apocalyptic number.

11534104451 is a deficient number, since it is larger than the sum of its proper divisors (706619389).

11534104451 is a wasteful number, since it uses less digits than its factorization.

11534104451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7826.

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 11534104451 its reverse (15440143511), we get a palindrome (26974247962).

The spelling of 11534104451 in words is "eleven billion, five hundred thirty-four million, one hundred four thousand, four hundred fifty-one".