1124441540 has 48 divisors (see below), whose sum is σ = 2512944000. Its totient is φ = 421166592.

The previous prime is 1124441533. The next prime is 1124441543. The reversal of 1124441540 is 451444211.

It is not an unprimeable number, because it can be changed into a prime (1124441543) 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, 59351 + ... + 75969.

It is an arithmetic number, because the mean of its divisors is an integer number (52353000).

Almost surely, 2^1124441540 is an apocalyptic number.

1124441540 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 1124441540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1256472000).

1124441540 is an abundant number, since it is smaller than the sum of its proper divisors (1388502460).

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

1124441540 is a wasteful number, since it uses less digits than its factorization.

1124441540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16844 (or 16842 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 1124441540 is about 33532.6935989342. The cubic root of 1124441540 is about 1039.8697876916.

Adding to 1124441540 its reverse (451444211), we get a palindrome (1575885751).

The spelling of 1124441540 in words is "one billion, one hundred twenty-four million, four hundred forty-one thousand, five hundred forty".