11142020369 has 2 divisors, whose sum is σ = 11142020370. Its totient is φ = 11142020368.

The previous prime is 11142020291. The next prime is 11142020389. The reversal of 11142020369 is 96302024111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9036403600 + 2105616769 = 95060^2 + 45887^2 .

It is an emirp because it is prime and its reverse (96302024111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11142020369 - 2²⁴ = 11125243153 is a prime.

It is a super-2 number, since 2×11142020369² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (11142020389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5571010184 + 5571010185.

It is an arithmetic number, because the mean of its divisors is an integer number (5571010185).

Almost surely, 2^11142020369 is an apocalyptic number.

It is an amenable number.

11142020369 is a deficient number, since it is larger than the sum of its proper divisors (1).

11142020369 is an equidigital number, since it uses as much as digits as its factorization.

11142020369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 11142020369 in words is "eleven billion, one hundred forty-two million, twenty thousand, three hundred sixty-nine".