11729313169 has 8 divisors (see below), whose sum is σ = 13731879168. Its totient is φ = 9808484640.

The previous prime is 11729313137. The next prime is 11729313269. The reversal of 11729313169 is 96131392711.

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 11729313169 - 2⁵ = 11729313137 is a prime.

It is a super-2 number, since 2×11729313169² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11729313119) 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 7 ways as a sum of consecutive naturals, for example, 20434057 + ... + 20434630.

It is an arithmetic number, because the mean of its divisors is an integer number (1716484896).

Almost surely, 2^11729313169 is an apocalyptic number.

It is an amenable number.

11729313169 is a deficient number, since it is larger than the sum of its proper divisors (2002565999).

11729313169 is an equidigital number, since it uses as much as digits as its factorization.

11729313169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40868735.

The product of its digits is 61236, while the sum is 43.

The spelling of 11729313169 in words is "eleven billion, seven hundred twenty-nine million, three hundred thirteen thousand, one hundred sixty-nine".