1141541503000 has 64 divisors (see below), whose sum is σ = 2674220702400. Its totient is φ = 456101459200.

The previous prime is 1141541502977. The next prime is 1141541503007. The reversal of 1141541503000 is 3051451411.

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 (1141541503007) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 243516 + ... + 1530484.

It is an arithmetic number, because the mean of its divisors is an integer number (41784698475).

Almost surely, 2^{1141541503000} is an apocalyptic number.

1141541503000 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 1141541503000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1337110351200).

1141541503000 is an abundant number, since it is smaller than the sum of its proper divisors (1532679199400).

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

1141541503000 is a wasteful number, since it uses less digits than its factorization.

1141541503000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287877 (or 1287863 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 1141541503000 its reverse (3051451411), we get a palindrome (1144592954411).

The spelling of 1141541503000 in words is "one trillion, one hundred forty-one billion, five hundred forty-one million, five hundred three thousand".