11006511001 has 2 divisors, whose sum is σ = 11006511002. Its totient is φ = 11006511000.

The previous prime is 11006510989. The next prime is 11006511017. The reversal of 11006511001 is 10011560011.

It is an a-pointer prime, because the next prime (11006511017) can be obtained adding 11006511001 to its sum of digits (16).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10015205776 + 991305225 = 100076^2 + 31485^2 .

It is a cyclic number.

It is not a de Polignac number, because 11006511001 - 2¹⁹ = 11005986713 is a prime.

It is a super-3 number, since 3×11006511001³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (11006511031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5503255500 + 5503255501.

It is an arithmetic number, because the mean of its divisors is an integer number (5503255501).

Almost surely, 2^11006511001 is an apocalyptic number.

It is an amenable number.

11006511001 is a deficient number, since it is larger than the sum of its proper divisors (1).

11006511001 is an equidigital number, since it uses as much as digits as its factorization.

11006511001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30, while the sum is 16.

The spelling of 11006511001 in words is "eleven billion, six million, five hundred eleven thousand, one".