1131552141728 has 48 divisors (see below), whose sum is σ = 2260969200000. Its totient is φ = 557369659392.

The previous prime is 1131552141673. The next prime is 1131552141737. The reversal of 1131552141728 is 8271412551311.

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, 636623 + ... + 1633521.

It is an arithmetic number, because the mean of its divisors is an integer number (47103525000).

Almost surely, 2^{1131552141728} is an apocalyptic number.

It is an amenable number.

1131552141728 is a deficient number, since it is larger than the sum of its proper divisors (1129417058272).

1131552141728 is an equidigital number, since it uses as much as digits as its factorization.

1131552141728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997437 (or 997429 counting only the distinct ones).

The product of its digits is 67200, while the sum is 41.

The spelling of 1131552141728 in words is "one trillion, one hundred thirty-one billion, five hundred fifty-two million, one hundred forty-one thousand, seven hundred twenty-eight".