1153399205188 has 48 divisors (see below), whose sum is σ = 2055497472000. Its totient is φ = 566184880800.

The previous prime is 1153399205141. The next prime is 1153399205191. The reversal of 1153399205188 is 8815029933511.

It is a happy number.

It is a super-2 number, since 2×1153399205188² (a number of 25 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 269294895 + ... + 269299177.

It is an arithmetic number, because the mean of its divisors is an integer number (42822864000).

Almost surely, 2^{1153399205188} is an apocalyptic number.

It is an amenable number.

1153399205188 is a deficient number, since it is larger than the sum of its proper divisors (902098266812).

1153399205188 is a wasteful number, since it uses less digits than its factorization.

1153399205188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8128 (or 8126 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 55.

The spelling of 1153399205188 in words is "one trillion, one hundred fifty-three billion, three hundred ninety-nine million, two hundred five thousand, one hundred eighty-eight".