11163661411 has 16 divisors (see below), whose sum is σ = 12794310144. Its totient is φ = 9542018304.

The previous prime is 11163661367. The next prime is 11163661427. The reversal of 11163661411 is 11416636111.

It is a happy number.

It is not a de Polignac number, because 11163661411 - 2⁹ = 11163660899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11163664411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6043290 + ... + 6045136.

It is an arithmetic number, because the mean of its divisors is an integer number (799644384).

Almost surely, 2^11163661411 is an apocalyptic number.

11163661411 is a deficient number, since it is larger than the sum of its proper divisors (1630648733).

11163661411 is a wasteful number, since it uses less digits than its factorization.

11163661411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3810.

The product of its digits is 2592, while the sum is 31.

The spelling of 11163661411 in words is "eleven billion, one hundred sixty-three million, six hundred sixty-one thousand, four hundred eleven".