11142666001 has 2 divisors, whose sum is σ = 11142666002. Its totient is φ = 11142666000.

The previous prime is 11142665977. The next prime is 11142666011. The reversal of 11142666001 is 10066624111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9135536400 + 2007129601 = 95580^2 + 44801^2 .

It is an emirp because it is prime and its reverse (10066624111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11142666001 - 2¹⁵ = 11142633233 is a prime.

It is not a weakly prime, because it can be changed into another prime (11142666011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5571333000 + 5571333001.

It is an arithmetic number, because the mean of its divisors is an integer number (5571333001).

Almost surely, 2^11142666001 is an apocalyptic number.

It is an amenable number.

11142666001 is a deficient number, since it is larger than the sum of its proper divisors (1).

11142666001 is an equidigital number, since it uses as much as digits as its factorization.

11142666001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 11142666001 in words is "eleven billion, one hundred forty-two million, six hundred sixty-six thousand, one".