1153041512520 has 128 divisors (see below), whose sum is σ = 3568988304000. Its totient is φ = 297819985920.

The previous prime is 1153041512507. The next prime is 1153041512521. The reversal of 1153041512520 is 252151403511.

It is a super-4 number, since 4×1153041512520⁴ (a number of 49 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1153041512521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 159135 + ... + 1526894.

It is an arithmetic number, because the mean of its divisors is an integer number (27882721125).

Almost surely, 2^{1153041512520} is an apocalyptic number.

1153041512520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1153041512520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1784494152000).

1153041512520 is an abundant number, since it is smaller than the sum of its proper divisors (2415946791480).

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

1153041512520 is a wasteful number, since it uses less digits than its factorization.

1153041512520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1686223 (or 1686219 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 30.

The spelling of 1153041512520 in words is "one trillion, one hundred fifty-three billion, forty-one million, five hundred twelve thousand, five hundred twenty".