1124400452 has 18 divisors (see below), whose sum is σ = 2288958462. Its totient is φ = 481885824.

The previous prime is 1124400401. The next prime is 1124400461. The reversal of 1124400452 is 2540044211.

It can be written as a sum of positive squares in only one way, i.e., 1069551616 + 54848836 = 32704^2 + 7406^2 .

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 5 ways as a sum of consecutive naturals, for example, 2868173 + ... + 2868564.

It is an arithmetic number, because the mean of its divisors is an integer number (127164359).

Almost surely, 2^1124400452 is an apocalyptic number.

It is an amenable number.

1124400452 is an abundant number, since it is smaller than the sum of its proper divisors (1164558010).

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

1124400452 is a wasteful number, since it uses less digits than its factorization.

1124400452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5736755 (or 5736746 counting only the distinct ones).

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

The square root of 1124400452 is about 33532.0809375142. The cubic root of 1124400452 is about 1039.8571216440.

Adding to 1124400452 its reverse (2540044211), we get a palindrome (3664444663).

The spelling of 1124400452 in words is "one billion, one hundred twenty-four million, four hundred thousand, four hundred fifty-two".