11009012969 has 2 divisors, whose sum is σ = 11009012970. Its totient is φ = 11009012968.

The previous prime is 11009012923. The next prime is 11009013011. The reversal of 11009012969 is 96921090011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9223105369 + 1785907600 = 96037^2 + 42260^2 .

It is a cyclic number.

It is not a de Polignac number, because 11009012969 - 2³² = 6714045673 is a prime.

It is a super-2 number, since 2×11009012969² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11009012369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5504506484 + 5504506485.

It is an arithmetic number, because the mean of its divisors is an integer number (5504506485).

Almost surely, 2^11009012969 is an apocalyptic number.

It is an amenable number.

11009012969 is a deficient number, since it is larger than the sum of its proper divisors (1).

11009012969 is an equidigital number, since it uses as much as digits as its factorization.

11009012969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748, while the sum is 38.

The spelling of 11009012969 in words is "eleven billion, nine million, twelve thousand, nine hundred sixty-nine".