1153499973128 has 16 divisors (see below), whose sum is σ = 2165421403500. Its totient is φ = 576054265536.

The previous prime is 1153499973107. The next prime is 1153499973137. The reversal of 1153499973128 is 8213799943511.

It can be written as a sum of positive squares in 2 ways, for example, as 1134604171684 + 18895801444 = 1065178^2 + 137462^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86958083 + ... + 86971346.

Almost surely, 2^{1153499973128} is an apocalyptic number.

It is an amenable number.

1153499973128 is a deficient number, since it is larger than the sum of its proper divisors (1011921430372).

1153499973128 is a wasteful number, since it uses less digits than its factorization.

1153499973128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173930264 (or 173930260 counting only the distinct ones).

The product of its digits is 14696640, while the sum is 62.

The spelling of 1153499973128 in words is "one trillion, one hundred fifty-three billion, four hundred ninety-nine million, nine hundred seventy-three thousand, one hundred twenty-eight".