279999000011 has 2 divisors, whose sum is σ = 279999000012. Its totient is φ = 279999000010.

The previous prime is 279998999933. The next prime is 279999000067. The reversal of 279999000011 is 110000999972.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 279999000011 - 2¹⁰ = 279998998987 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 279999000011.

It is not a weakly prime, because it can be changed into another prime (279999050011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139999500005 + 139999500006.

It is an arithmetic number, because the mean of its divisors is an integer number (139999500006).

Almost surely, 2^279999000011 is an apocalyptic number.

279999000011 is a deficient number, since it is larger than the sum of its proper divisors (1).

279999000011 is an equidigital number, since it uses as much as digits as its factorization.

279999000011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 91854, while the sum is 47.

Adding to 279999000011 its reverse (110000999972), we get a palindrome (389999999983).

The spelling of 279999000011 in words is "two hundred seventy-nine billion, nine hundred ninety-nine million, eleven", and thus it is an aban number.