1124405320 has 32 divisors (see below), whose sum is σ = 2591620920. Its totient is φ = 438791680.

The previous prime is 1124405311. The next prime is 1124405339. The reversal of 1124405320 is 235044211.

It can be written as a sum of positive squares in 4 ways, for example, as 766514596 + 357890724 = 27686^2 + 18918^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1124405291 and 1124405300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341167 + ... + 344446.

Almost surely, 2^1124405320 is an apocalyptic number.

1124405320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1124405320 is an abundant number, since it is smaller than the sum of its proper divisors (1467215600).

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

1124405320 is a wasteful number, since it uses less digits than its factorization.

1124405320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685665 (or 685661 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1124405320 is about 33532.1535246396. The cubic root of 1124405320 is about 1039.8586223007.

Adding to 1124405320 its reverse (235044211), we get a palindrome (1359449531).

The spelling of 1124405320 in words is "one billion, one hundred twenty-four million, four hundred five thousand, three hundred twenty".