1141044544 has 28 divisors (see below), whose sum is σ = 2383434400. Its totient is φ = 540494208.

The previous prime is 1141044511. The next prime is 1141044547. The reversal of 1141044544 is 4454401411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141044547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 467964 + ... + 470395.

Almost surely, 2^1141044544 is an apocalyptic number.

It is an amenable number.

1141044544 is an abundant number, since it is smaller than the sum of its proper divisors (1242389856).

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

1141044544 is an equidigital number, since it uses as much as digits as its factorization.

1141044544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938390 (or 938380 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 28.

The square root of 1141044544 is about 33779.3508522588. The cubic root of 1141044544 is about 1044.9628868942.

Adding to 1141044544 its reverse (4454401411), we get a palindrome (5595445955).

The spelling of 1141044544 in words is "one billion, one hundred forty-one million, forty-four thousand, five hundred forty-four".