1123850984 has 8 divisors (see below), whose sum is σ = 2107220610. Its totient is φ = 561925488.

The previous prime is 1123850957. The next prime is 1123850989. The reversal of 1123850984 is 4890583211.

It can be written as a sum of positive squares in only one way, i.e., 1048334884 + 75516100 = 32378^2 + 8690^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1123850989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70240679 + ... + 70240694.

Almost surely, 2^1123850984 is an apocalyptic number.

It is an amenable number.

1123850984 is a deficient number, since it is larger than the sum of its proper divisors (983369626).

1123850984 is a wasteful number, since it uses less digits than its factorization.

1123850984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140481379 (or 140481375 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 1123850984 is about 33523.8867674976. The cubic root of 1123850984 is about 1039.6877094894.

The spelling of 1123850984 in words is "one billion, one hundred twenty-three million, eight hundred fifty thousand, nine hundred eighty-four".