1141224344540 has 96 divisors (see below), whose sum is σ = 2753102145024. Its totient is φ = 389256180480.

The previous prime is 1141224344521. The next prime is 1141224344567. The reversal of 1141224344540 is 454434221411.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 1141224344540.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43875179 + ... + 43901181.

It is an arithmetic number, because the mean of its divisors is an integer number (28678147344).

Almost surely, 2^{1141224344540} is an apocalyptic number.

1141224344540 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 1141224344540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1376551072512).

1141224344540 is an abundant number, since it is smaller than the sum of its proper divisors (1611877800484).

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

1141224344540 is a wasteful number, since it uses less digits than its factorization.

1141224344540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27627 (or 27625 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 35.

Adding to 1141224344540 its reverse (454434221411), we get a palindrome (1595658565951).

The spelling of 1141224344540 in words is "one trillion, one hundred forty-one billion, two hundred twenty-four million, three hundred forty-four thousand, five hundred forty".