11554055311 has 2 divisors, whose sum is σ = 11554055312. Its totient is φ = 11554055310.

The previous prime is 11554055299. The next prime is 11554055333. The reversal of 11554055311 is 11355045511.

It is a happy number.

11554055311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11554055311 - 2²³ = 11545666703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11554055341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5777027655 + 5777027656.

It is an arithmetic number, because the mean of its divisors is an integer number (5777027656).

Almost surely, 2^11554055311 is an apocalyptic number.

11554055311 is a deficient number, since it is larger than the sum of its proper divisors (1).

11554055311 is an equidigital number, since it uses as much as digits as its factorization.

11554055311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7500, while the sum is 31.

The spelling of 11554055311 in words is "eleven billion, five hundred fifty-four million, fifty-five thousand, three hundred eleven".