11534035203 has 16 divisors (see below), whose sum is σ = 18092604960. Its totient is φ = 7237041408.

The previous prime is 11534035187. The next prime is 11534035207. The reversal of 11534035203 is 30253043511.

11534035203 is a `hidden beast` number, since 1 + 1 + 53 + 403 + 5 + 203 = 666.

It is not a de Polignac number, because 11534035203 - 2⁴ = 11534035187 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (11534035207) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 12563850 + ... + 12564767.

It is an arithmetic number, because the mean of its divisors is an integer number (1130787810).

Almost surely, 2^11534035203 is an apocalyptic number.

11534035203 is a deficient number, since it is larger than the sum of its proper divisors (6558569757).

11534035203 is a wasteful number, since it uses less digits than its factorization.

11534035203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25128643 (or 25128637 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 11534035203 its reverse (30253043511), we get a palindrome (41787078714).

The spelling of 11534035203 in words is "eleven billion, five hundred thirty-four million, thirty-five thousand, two hundred three".