11135540441 has 2 divisors, whose sum is σ = 11135540442. Its totient is φ = 11135540440.

The previous prime is 11135540399. The next prime is 11135540443. The reversal of 11135540441 is 14404553111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10481664400 + 653876041 = 102380^2 + 25571^2 .

It is a cyclic number.

It is not a de Polignac number, because 11135540441 - 2¹⁰ = 11135539417 is a prime.

Together with 11135540443, 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 (11135540443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5567770220 + 5567770221.

It is an arithmetic number, because the mean of its divisors is an integer number (5567770221).

Almost surely, 2^11135540441 is an apocalyptic number.

It is an amenable number.

11135540441 is a deficient number, since it is larger than the sum of its proper divisors (1).

11135540441 is an equidigital number, since it uses as much as digits as its factorization.

11135540441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4800, while the sum is 29.

The spelling of 11135540441 in words is "eleven billion, one hundred thirty-five million, five hundred forty thousand, four hundred forty-one".