1124523664 has 90 divisors (see below), whose sum is σ = 2529089430. Its totient is φ = 483943680.

The previous prime is 1124523649. The next prime is 1124523671. The reversal of 1124523664 is 4663254211.

It can be written as a sum of positive squares in only one way, i.e., 1118233600 + 6290064 = 33440^2 + 2508^2 .

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 17 ways as a sum of consecutive naturals, for example, 698092 + ... + 699700.

Almost surely, 2^1124523664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1124523664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1264544715).

1124523664 is an abundant number, since it is smaller than the sum of its proper divisors (1404565766).

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

1124523664 is a wasteful number, since it uses less digits than its factorization.

1124523664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1677 (or 1641 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 1124523664 is about 33533.9181128600. The cubic root of 1124523664 is about 1039.8951028324.

Adding to 1124523664 its reverse (4663254211), we get a palindrome (5787777875).

The spelling of 1124523664 in words is "one billion, one hundred twenty-four million, five hundred twenty-three thousand, six hundred sixty-four".