1141273500 has 96 divisors (see below), whose sum is σ = 3365806080. Its totient is φ = 300456000.

The previous prime is 1141273451. The next prime is 1141273531. The reversal of 1141273500 is 53721411.

1141273500 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 113685 + ... + 123315.

It is an arithmetic number, because the mean of its divisors is an integer number (35060480).

Almost surely, 2^1141273500 is an apocalyptic number.

1141273500 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 1141273500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1682903040).

1141273500 is an abundant number, since it is smaller than the sum of its proper divisors (2224532580).

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

1141273500 is a wasteful number, since it uses less digits than its factorization.

1141273500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9732 (or 9720 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 1141273500 is about 33782.7396757575. The cubic root of 1141273500 is about 1045.0327744733.

Adding to 1141273500 its reverse (53721411), we get a palindrome (1194994911).

The spelling of 1141273500 in words is "one billion, one hundred forty-one million, two hundred seventy-three thousand, five hundred".