11243785535 has 16 divisors (see below), whose sum is σ = 13545273600. Its totient is φ = 8959919616.

The previous prime is 11243785493. The next prime is 11243785559. The reversal of 11243785535 is 53558734211.

It is a cyclic number.

It is not a de Polignac number, because 11243785535 - 2¹⁶ = 11243719999 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4133906 + ... + 4136624.

It is an arithmetic number, because the mean of its divisors is an integer number (846579600).

Almost surely, 2^11243785535 is an apocalyptic number.

11243785535 is a deficient number, since it is larger than the sum of its proper divisors (2301488065).

11243785535 is a wasteful number, since it uses less digits than its factorization.

11243785535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5650.

The product of its digits is 504000, while the sum is 44.

The spelling of 11243785535 in words is "eleven billion, two hundred forty-three million, seven hundred eighty-five thousand, five hundred thirty-five".