1124479800 has 192 divisors, whose sum is σ = 3947292000. Its totient is φ = 294128640.

The previous prime is 1124479781. The next prime is 1124479801. The reversal of 1124479800 is 89744211.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124479801) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 284236 + ... + 288164.

Almost surely, 2^1124479800 is an apocalyptic number.

1124479800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1124479800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1973646000).

1124479800 is an abundant number, since it is smaller than the sum of its proper divisors (2822812200).

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

1124479800 is a wasteful number, since it uses less digits than its factorization.

1124479800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4007 (or 3992 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 1124479800 is about 33533.2640821021. The cubic root of 1124479800 is about 1039.8815816846.

The spelling of 1124479800 in words is "one billion, one hundred twenty-four million, four hundred seventy-nine thousand, eight hundred".