1141544376 has 72 divisors (see below), whose sum is σ = 3596458320. Its totient is φ = 326154528.

The previous prime is 1141544351. The next prime is 1141544389. The reversal of 1141544376 is 6734451411.

1141544376 is a `hidden beast` number, since 1 + 1 + 41 + 544 + 3 + 76 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1141544376.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 158256 + ... + 165311.

It is an arithmetic number, because the mean of its divisors is an integer number (49950810).

Almost surely, 2^1141544376 is an apocalyptic number.

It is an amenable number.

1141544376 is an abundant number, since it is smaller than the sum of its proper divisors (2454913944).

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

1141544376 is a wasteful number, since it uses less digits than its factorization.

1141544376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323593 (or 323579 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 1141544376 is about 33786.7485266043. The cubic root of 1141544376 is about 1045.1154458356.

Adding to 1141544376 its reverse (6734451411), we get a palindrome (7875995787).

The spelling of 1141544376 in words is "one billion, one hundred forty-one million, five hundred forty-four thousand, three hundred seventy-six".