11229597871 has 8 divisors (see below), whose sum is σ = 11510982000. Its totient is φ = 10948570560.

The previous prime is 11229597839. The next prime is 11229597881. The reversal of 11229597871 is 17879592211.

11229597871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11229597871 - 2⁵ = 11229597839 is a prime.

It is a super-2 number, since 2×11229597871² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11229597881) 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 7 ways as a sum of consecutive naturals, for example, 24901 + ... + 151918.

It is an arithmetic number, because the mean of its divisors is an integer number (1438872750).

Almost surely, 2^11229597871 is an apocalyptic number.

11229597871 is a deficient number, since it is larger than the sum of its proper divisors (281384129).

11229597871 is a wasteful number, since it uses less digits than its factorization.

11229597871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178409.

The product of its digits is 635040, while the sum is 52.

The spelling of 11229597871 in words is "eleven billion, two hundred twenty-nine million, five hundred ninety-seven thousand, eight hundred seventy-one".