11005769121 has 8 divisors (see below), whose sum is σ = 14701485504. Its totient is φ = 7323616080.

The previous prime is 11005769101. The next prime is 11005769129. The reversal of 11005769121 is 12196750011.

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

It is not a de Polignac number, because 11005769121 - 2¹⁰ = 11005768097 is a prime.

It is a super-2 number, since 2×11005769121² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11005769129) 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, 3388941 + ... + 3392186.

It is an arithmetic number, because the mean of its divisors is an integer number (1837685688).

Almost surely, 2^11005769121 is an apocalyptic number.

It is an amenable number.

11005769121 is a deficient number, since it is larger than the sum of its proper divisors (3695716383).

11005769121 is an equidigital number, since it uses as much as digits as its factorization.

11005769121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6781671.

The product of its (nonzero) digits is 3780, while the sum is 33.

The spelling of 11005769121 in words is "eleven billion, five million, seven hundred sixty-nine thousand, one hundred twenty-one".