1124413220 has 24 divisors (see below), whose sum is σ = 2698592064. Its totient is φ = 385513056.

The previous prime is 1124413211. The next prime is 1124413231. The reversal of 1124413220 is 223144211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1124413192 and 1124413201.

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, 4015622 + ... + 4015901.

It is an arithmetic number, because the mean of its divisors is an integer number (112441336).

Almost surely, 2^1124413220 is an apocalyptic number.

1124413220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1124413220 is an abundant number, since it is smaller than the sum of its proper divisors (1574178844).

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

1124413220 is a wasteful number, since it uses less digits than its factorization.

1124413220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8031539 (or 8031537 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1124413220 is about 33532.2713218177. The cubic root of 1124413220 is about 1039.8610576218.

Adding to 1124413220 its reverse (223144211), we get a palindrome (1347557431).

The spelling of 1124413220 in words is "one billion, one hundred twenty-four million, four hundred thirteen thousand, two hundred twenty".