11052355409 has 2 divisors, whose sum is σ = 11052355410. Its totient is φ = 11052355408.

The previous prime is 11052355381. The next prime is 11052355411. The reversal of 11052355409 is 90455325011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8418613009 + 2633742400 = 91753^2 + 51320^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11052355409 is a prime.

Together with 11052355411, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11052355429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5526177704 + 5526177705.

It is an arithmetic number, because the mean of its divisors is an integer number (5526177705).

Almost surely, 2^11052355409 is an apocalyptic number.

It is an amenable number.

11052355409 is a deficient number, since it is larger than the sum of its proper divisors (1).

11052355409 is an equidigital number, since it uses as much as digits as its factorization.

11052355409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27000, while the sum is 35.

The spelling of 11052355409 in words is "eleven billion, fifty-two million, three hundred fifty-five thousand, four hundred nine".