11545240433 has 8 divisors (see below), whose sum is σ = 11667671400. Its totient is φ = 11423109888.

The previous prime is 11545240423. The next prime is 11545240451. The reversal of 11545240433 is 33404254511.

It can be written as a sum of positive squares in 4 ways, for example, as 3112858849 + 8432381584 = 55793^2 + 91828^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11545240433 - 2¹⁶ = 11545174897 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11545240433.

It is not an unprimeable number, because it can be changed into a prime (11545240403) 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, 2585 + ... + 151977.

It is an arithmetic number, because the mean of its divisors is an integer number (1458458925).

Almost surely, 2^11545240433 is an apocalyptic number.

It is an amenable number.

11545240433 is a deficient number, since it is larger than the sum of its proper divisors (122430967).

11545240433 is a wasteful number, since it uses less digits than its factorization.

11545240433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150211.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 11545240433 its reverse (33404254511), we get a palindrome (44949494944).

The spelling of 11545240433 in words is "eleven billion, five hundred forty-five million, two hundred forty thousand, four hundred thirty-three".