1153215345066 has 32 divisors (see below), whose sum is σ = 2307839688000. Its totient is φ = 384170367360.

The previous prime is 1153215345047. The next prime is 1153215345067. The reversal of 1153215345066 is 6605435123511.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1153215345067) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 83203645 + ... + 83217503.

It is an arithmetic number, because the mean of its divisors is an integer number (72119990250).

Almost surely, 2^{1153215345066} is an apocalyptic number.

1153215345066 is an abundant number, since it is smaller than the sum of its proper divisors (1154624342934).

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

1153215345066 is a wasteful number, since it uses less digits than its factorization.

1153215345066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21334.

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 1153215345066 in words is "one trillion, one hundred fifty-three billion, two hundred fifteen million, three hundred forty-five thousand, sixty-six".