1124420140 has 24 divisors (see below), whose sum is σ = 2363548320. Its totient is φ = 449336448.

The previous prime is 1124419991. The next prime is 1124420149. The reversal of 1124420140 is 410244211.

It is not an unprimeable number, because it can be changed into a prime (1124420149) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5185 + ... + 47704.

It is an arithmetic number, because the mean of its divisors is an integer number (98481180).

Almost surely, 2^1124420140 is an apocalyptic number.

1124420140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1124420140 is an abundant number, since it is smaller than the sum of its proper divisors (1239128180).

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

1124420140 is a wasteful number, since it uses less digits than its factorization.

1124420140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53961 (or 53959 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1124420140 is about 33532.3745058414. The cubic root of 1124420140 is about 1039.8631908303.

Adding to 1124420140 its reverse (410244211), we get a palindrome (1534664351).

The spelling of 1124420140 in words is "one billion, one hundred twenty-four million, four hundred twenty thousand, one hundred forty".