1152990134555 has 8 divisors (see below), whose sum is σ = 1581243613152. Its totient is φ = 790621806528.

The previous prime is 1152990134519. The next prime is 1152990134561. The reversal of 1152990134555 is 5554310992511.

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

It is a cyclic number.

It is not a de Polignac number, because 1152990134555 - 2⁸ = 1152990134299 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 16471287602 + ... + 16471287671.

It is an arithmetic number, because the mean of its divisors is an integer number (197655451644).

Almost surely, 2^{1152990134555} is an apocalyptic number.

1152990134555 is a deficient number, since it is larger than the sum of its proper divisors (428253478597).

1152990134555 is an equidigital number, since it uses as much as digits as its factorization.

1152990134555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32942575285.

The product of its (nonzero) digits is 1215000, while the sum is 50.

The spelling of 1152990134555 in words is "one trillion, one hundred fifty-two billion, nine hundred ninety million, one hundred thirty-four thousand, five hundred fifty-five".