1123708528 has 40 divisors (see below), whose sum is σ = 2208796128. Its totient is φ = 553746432.

The previous prime is 1123708519. The next prime is 1123708529. The reversal of 1123708528 is 8258073211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123708529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406800 + ... + 409552.

Almost surely, 2^1123708528 is an apocalyptic number.

It is an amenable number.

1123708528 is a deficient number, since it is larger than the sum of its proper divisors (1085087600).

1123708528 is a wasteful number, since it uses less digits than its factorization.

1123708528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3121 (or 3115 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 37.

The square root of 1123708528 is about 33521.7620061953. The cubic root of 1123708528 is about 1039.6437783951.

The spelling of 1123708528 in words is "one billion, one hundred twenty-three million, seven hundred eight thousand, five hundred twenty-eight".