11051333309 has 2 divisors, whose sum is σ = 11051333310. Its totient is φ = 11051333308.

The previous prime is 11051333303. The next prime is 11051333351. The reversal of 11051333309 is 90333315011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8313427684 + 2737905625 = 91178^2 + 52325^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11051333309 is a prime.

It is a super-3 number, since 3×11051333309³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11051333303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5525666654 + 5525666655.

It is an arithmetic number, because the mean of its divisors is an integer number (5525666655).

Almost surely, 2^11051333309 is an apocalyptic number.

It is an amenable number.

11051333309 is a deficient number, since it is larger than the sum of its proper divisors (1).

11051333309 is an equidigital number, since it uses as much as digits as its factorization.

11051333309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3645, while the sum is 29.

The spelling of 11051333309 in words is "eleven billion, fifty-one million, three hundred thirty-three thousand, three hundred nine".