11436122447 has 4 divisors (see below), whose sum is σ = 11446821480. Its totient is φ = 11425423416.

The previous prime is 11436122441. The next prime is 11436122461. The reversal of 11436122447 is 74422163411.

11436122447 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11436122447 - 2⁴ = 11436122431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11436122441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5347913 + ... + 5350050.

It is an arithmetic number, because the mean of its divisors is an integer number (2861705370).

Almost surely, 2^11436122447 is an apocalyptic number.

11436122447 is a deficient number, since it is larger than the sum of its proper divisors (10699033).

11436122447 is a wasteful number, since it uses less digits than its factorization.

11436122447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10699032.

The product of its digits is 32256, while the sum is 35.

Adding to 11436122447 its reverse (74422163411), we get a palindrome (85858285858).

The spelling of 11436122447 in words is "eleven billion, four hundred thirty-six million, one hundred twenty-two thousand, four hundred forty-seven".