1124235540 has 72 divisors (see below), whose sum is σ = 3448546920. Its totient is φ = 296423424.

The previous prime is 1124235533. The next prime is 1124235557. The reversal of 1124235540 is 455324211.

1124235540 is a `hidden beast` number, since 112 + 4 + 2 + 3 + 5 + 540 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 22924944 + 1101310596 = 4788^2 + 33186^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19069 + ... + 51108.

It is an arithmetic number, because the mean of its divisors is an integer number (47896485).

Almost surely, 2^1124235540 is an apocalyptic number.

1124235540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1124235540 is an abundant number, since it is smaller than the sum of its proper divisors (2324311380).

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

1124235540 is a wasteful number, since it uses less digits than its factorization.

1124235540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70281 (or 70276 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1124235540 is about 33529.6218290633. The cubic root of 1124235540 is about 1039.8062817196.

Adding to 1124235540 its reverse (455324211), we get a palindrome (1579559751).

The spelling of 1124235540 in words is "one billion, one hundred twenty-four million, two hundred thirty-five thousand, five hundred forty".