1123530535 has 12 divisors (see below), whose sum is σ = 1377546408. Its totient is φ = 879691856.

The previous prime is 1123530509. The next prime is 1123530589. The reversal of 1123530535 is 5350353211.

It is not a de Polignac number, because 1123530535 - 2⁷ = 1123530407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39817 + ... + 61906.

It is an arithmetic number, because the mean of its divisors is an integer number (114795534).

Almost surely, 2^1123530535 is an apocalyptic number.

1123530535 is a deficient number, since it is larger than the sum of its proper divisors (254015873).

1123530535 is an equidigital number, since it uses as much as digits as its factorization.

1123530535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101822 (or 101775 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 28.

The square root of 1123530535 is about 33519.1070137616. The cubic root of 1123530535 is about 1039.5888830547.

Adding to 1123530535 its reverse (5350353211), we get a palindrome (6473883746).

The spelling of 1123530535 in words is "one billion, one hundred twenty-three million, five hundred thirty thousand, five hundred thirty-five".