11134342309 has 2 divisors, whose sum is σ = 11134342310. Its totient is φ = 11134342308.

The previous prime is 11134342259. The next prime is 11134342337. The reversal of 11134342309 is 90324343111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6708101409 + 4426240900 = 81903^2 + 66530^2 .

It is an emirp because it is prime and its reverse (90324343111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11134342309 - 2⁷ = 11134342181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11134342409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5567171154 + 5567171155.

It is an arithmetic number, because the mean of its divisors is an integer number (5567171155).

Almost surely, 2^11134342309 is an apocalyptic number.

It is an amenable number.

11134342309 is a deficient number, since it is larger than the sum of its proper divisors (1).

11134342309 is an equidigital number, since it uses as much as digits as its factorization.

11134342309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 11134342309 in words is "eleven billion, one hundred thirty-four million, three hundred forty-two thousand, three hundred nine".