1153313001000 has 192 divisors, whose sum is σ = 3899388430080. Its totient is φ = 307456214400.

The previous prime is 1153313000999. The next prime is 1153313001019. The reversal of 1153313001000 is 1003133511.

1153313001000 is a `hidden beast` number, since 1 + 1 + 533 + 1 + 30 + 0 + 100 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 47 ways as a sum of consecutive naturals, for example, 32445237 + ... + 32480763.

It is an arithmetic number, because the mean of its divisors is an integer number (20309314740).

Almost surely, 2^{1153313001000} is an apocalyptic number.

1153313001000 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 1153313001000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1949694215040).

1153313001000 is an abundant number, since it is smaller than the sum of its proper divisors (2746075429080).

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

1153313001000 is a wasteful number, since it uses less digits than its factorization.

1153313001000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39161 (or 39144 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

Adding to 1153313001000 its reverse (1003133511), we get a palindrome (1154316134511).

The spelling of 1153313001000 in words is "one trillion, one hundred fifty-three billion, three hundred thirteen million, one thousand".