1153345300 has 72 divisors (see below), whose sum is σ = 2580584832. Its totient is φ = 447216000.

The previous prime is 1153345289. The next prime is 1153345309. The reversal of 1153345300 is 35433511.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153345309) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 431769 + ... + 434431.

It is an arithmetic number, because the mean of its divisors is an integer number (35841456).

Almost surely, 2^1153345300 is an apocalyptic number.

1153345300 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 1153345300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1290292416).

1153345300 is an abundant number, since it is smaller than the sum of its proper divisors (1427239532).

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

1153345300 is a wasteful number, since it uses less digits than its factorization.

1153345300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2809 (or 2802 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 1153345300 is about 33960.9378551300. The cubic root of 1153345300 is about 1048.7044641491.

Adding to 1153345300 its reverse (35433511), we get a palindrome (1188778811).

The spelling of 1153345300 in words is "one billion, one hundred fifty-three million, three hundred forty-five thousand, three hundred".