11051308129 has 8 divisors (see below), whose sum is σ = 11111075712. Its totient is φ = 10991675520.

The previous prime is 11051308123. The next prime is 11051308189. The reversal of 11051308129 is 92180315011.

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 11051308129 - 2¹¹ = 11051306081 is a prime.

It is a super-2 number, since 2×11051308129² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11051308129.

It is not an unprimeable number, because it can be changed into a prime (11051308123) 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, 132657 + ... + 199249.

It is an arithmetic number, because the mean of its divisors is an integer number (1388884464).

Almost surely, 2^11051308129 is an apocalyptic number.

It is an amenable number.

11051308129 is a deficient number, since it is larger than the sum of its proper divisors (59767583).

11051308129 is an equidigital number, since it uses as much as digits as its factorization.

11051308129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67487.

The product of its (nonzero) digits is 2160, while the sum is 31.

The spelling of 11051308129 in words is "eleven billion, fifty-one million, three hundred eight thousand, one hundred twenty-nine".