11659939219 has 2 divisors, whose sum is σ = 11659939220. Its totient is φ = 11659939218.

The previous prime is 11659939199. The next prime is 11659939237. The reversal of 11659939219 is 91293995611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11659939219 - 2⁷ = 11659939091 is a prime.

It is a super-2 number, since 2×11659939219² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11659939219.

It is not a weakly prime, because it can be changed into another prime (11659939279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5829969609 + 5829969610.

It is an arithmetic number, because the mean of its divisors is an integer number (5829969610).

Almost surely, 2^11659939219 is an apocalyptic number.

11659939219 is a deficient number, since it is larger than the sum of its proper divisors (1).

11659939219 is an equidigital number, since it uses as much as digits as its factorization.

11659939219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1180980, while the sum is 55.

The spelling of 11659939219 in words is "eleven billion, six hundred fifty-nine million, nine hundred thirty-nine thousand, two hundred nineteen".