1123708506 has 16 divisors (see below), whose sum is σ = 2250282144. Its totient is φ = 374091984.

The previous prime is 1123708489. The next prime is 1123708519. The reversal of 1123708506 is 6058073211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114265 + ... + 123708.

It is an arithmetic number, because the mean of its divisors is an integer number (140642634).

Almost surely, 2^1123708506 is an apocalyptic number.

1123708506 is an abundant number, since it is smaller than the sum of its proper divisors (1126573638).

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

1123708506 is a wasteful number, since it uses less digits than its factorization.

1123708506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238765.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 1123708506 is about 33521.7616780503. The cubic root of 1123708506 is about 1039.6437716104.

The spelling of 1123708506 in words is "one billion, one hundred twenty-three million, seven hundred eight thousand, five hundred six".