1153531343132 has 24 divisors (see below), whose sum is σ = 2324673859200. Its totient is φ = 490596752880.

The previous prime is 1153531343117. The next prime is 1153531343179. The reversal of 1153531343132 is 2313431353511.

It is a junction number, because it is equal to n+sod(n) for n = 1153531343092 and 1153531343101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157238882 + ... + 157246217.

It is an arithmetic number, because the mean of its divisors is an integer number (96861410800).

Almost surely, 2^{1153531343132} is an apocalyptic number.

It is an amenable number.

1153531343132 is an abundant number, since it is smaller than the sum of its proper divisors (1171142516068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1153531343132 is a wasteful number, since it uses less digits than its factorization.

1153531343132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314485241 (or 314485239 counting only the distinct ones).

The product of its digits is 48600, while the sum is 35.

Adding to 1153531343132 its reverse (2313431353511), we get a palindrome (3466962696643).

The spelling of 1153531343132 in words is "one trillion, one hundred fifty-three billion, five hundred thirty-one million, three hundred forty-three thousand, one hundred thirty-two".