1153212405000 has 160 divisors (see below), whose sum is σ = 3726865771200. Its totient is φ = 296918944000.

The previous prime is 1153212404999. The next prime is 1153212405011. The reversal of 1153212405000 is 5042123511.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 890532 + ... + 1760531.

It is an arithmetic number, because the mean of its divisors is an integer number (23292911070).

Almost surely, 2^{1153212405000} is an apocalyptic number.

1153212405000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1153212405000 is an abundant number, since it is smaller than the sum of its proper divisors (2573653366200).

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

1153212405000 is a wasteful number, since it uses less digits than its factorization.

1153212405000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2651121 (or 2651102 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 1153212405000 its reverse (5042123511), we get a palindrome (1158254528511).

The spelling of 1153212405000 in words is "one trillion, one hundred fifty-three billion, two hundred twelve million, four hundred five thousand".