11450665111 has 2 divisors, whose sum is σ = 11450665112. Its totient is φ = 11450665110.

The previous prime is 11450665099. The next prime is 11450665141. The reversal of 11450665111 is 11156605411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11450665111 - 2¹⁵ = 11450632343 is a prime.

It is a super-2 number, since 2×11450665111² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11450665141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5725332555 + 5725332556.

It is an arithmetic number, because the mean of its divisors is an integer number (5725332556).

Almost surely, 2^11450665111 is an apocalyptic number.

11450665111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11450665111 is an equidigital number, since it uses as much as digits as its factorization.

11450665111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 31.

The spelling of 11450665111 in words is "eleven billion, four hundred fifty million, six hundred sixty-five thousand, one hundred eleven".