1124540240 has 40 divisors (see below), whose sum is σ = 2625019488. Its totient is φ = 448016000.

The previous prime is 1124540239. The next prime is 1124540267. The reversal of 1124540240 is 420454211.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7922 + ... + 48081.

Almost surely, 2^1124540240 is an apocalyptic number.

1124540240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1124540240 is an abundant number, since it is smaller than the sum of its proper divisors (1500479248).

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

1124540240 is a wasteful number, since it uses less digits than its factorization.

1124540240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56267 (or 56261 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 1124540240 is about 33534.1652646968. The cubic root of 1124540240 is about 1039.9002123192.

Adding to 1124540240 its reverse (420454211), we get a palindrome (1544994451).

The spelling of 1124540240 in words is "one billion, one hundred twenty-four million, five hundred forty thousand, two hundred forty".