1189132814523 has 16 divisors (see below), whose sum is σ = 1601743325472. Its totient is φ = 784644000000.

The previous prime is 1189132814509. The next prime is 1189132814561. The reversal of 1189132814523 is 3254182319811.

It is a happy number.

It is not a de Polignac number, because 1189132814523 - 2¹⁰ = 1189132813499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1189132814593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 255433 + ... + 1563173.

It is an arithmetic number, because the mean of its divisors is an integer number (100108957842).

Almost surely, 2^{1189132814523} is an apocalyptic number.

1189132814523 is a deficient number, since it is larger than the sum of its proper divisors (412610510949).

1189132814523 is a wasteful number, since it uses less digits than its factorization.

1189132814523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310846.

The product of its digits is 414720, while the sum is 48.

The spelling of 1189132814523 in words is "one trillion, one hundred eighty-nine billion, one hundred thirty-two million, eight hundred fourteen thousand, five hundred twenty-three".