11399706611 has 4 divisors (see below), whose sum is σ = 11426034312. Its totient is φ = 11373378912.

The previous prime is 11399706587. The next prime is 11399706613. The reversal of 11399706611 is 11660799311.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11399706611 - 2⁶ = 11399706547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11399706613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13163201 + ... + 13164066.

It is an arithmetic number, because the mean of its divisors is an integer number (2856508578).

Almost surely, 2^11399706611 is an apocalyptic number.

11399706611 is a deficient number, since it is larger than the sum of its proper divisors (26327701).

11399706611 is an equidigital number, since it uses as much as digits as its factorization.

11399706611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26327700.

The product of its (nonzero) digits is 61236, while the sum is 44.

The spelling of 11399706611 in words is "eleven billion, three hundred ninety-nine million, seven hundred six thousand, six hundred eleven".