1124861904 has 200 divisors, whose sum is σ = 3392104320. Its totient is φ = 359603712.

The previous prime is 1124861893. The next prime is 1124861911. The reversal of 1124861904 is 4091684211.

1124861904 is a `hidden beast` number, since 11 + 24 + 8 + 619 + 0 + 4 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3593652 + ... + 3593964.

Almost surely, 2^1124861904 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 1124861904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1696052160).

1124861904 is an abundant number, since it is smaller than the sum of its proper divisors (2267242416).

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

1124861904 is a wasteful number, since it uses less digits than its factorization.

1124861904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439 (or 424 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 1124861904 is about 33538.9609856954. The cubic root of 1124861904 is about 1039.9993540430. Note that the first 3 decimals are identical.

The spelling of 1124861904 in words is "one billion, one hundred twenty-four million, eight hundred sixty-one thousand, nine hundred four".