11531454134 has 8 divisors (see below), whose sum is σ = 17337315168. Its totient is φ = 5752349080.

The previous prime is 11531454119. The next prime is 11531454169. The reversal of 11531454134 is 43145413511.

11531454134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11531454134.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6687917 + ... + 6689640.

It is an arithmetic number, because the mean of its divisors is an integer number (2167164396).

Almost surely, 2^11531454134 is an apocalyptic number.

11531454134 is a deficient number, since it is larger than the sum of its proper divisors (5805861034).

11531454134 is a wasteful number, since it uses less digits than its factorization.

11531454134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13377990.

The product of its digits is 14400, while the sum is 32.

Adding to 11531454134 its reverse (43145413511), we get a palindrome (54676867645).

The spelling of 11531454134 in words is "eleven billion, five hundred thirty-one million, four hundred fifty-four thousand, one hundred thirty-four".