11171778339 has 16 divisors (see below), whose sum is σ = 15547214592. Its totient is φ = 7122258528.

The previous prime is 11171778329. The next prime is 11171778353. The reversal of 11171778339 is 93387717111.

It is not a de Polignac number, because 11171778339 - 2⁴ = 11171778323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11171778329) 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, 294189 + ... + 329985.

It is an arithmetic number, because the mean of its divisors is an integer number (971700912).

Almost surely, 2^11171778339 is an apocalyptic number.

11171778339 is a deficient number, since it is larger than the sum of its proper divisors (4375436253).

11171778339 is a wasteful number, since it uses less digits than its factorization.

11171778339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40346.

The product of its digits is 222264, while the sum is 48.

The spelling of 11171778339 in words is "eleven billion, one hundred seventy-one million, seven hundred seventy-eight thousand, three hundred thirty-nine".