2699 has 2 divisors, whose sum is σ = 2700.
Its totient is φ = 2698.
The previous prime is 2693. The next prime is 2707. The reversal of 2699 is 9962.
It can be divided in two parts, 26 and 99, that added together give a cube (125 = 53).
2699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2699 - 24 = 2683 is a prime.
It is a Sophie Germain prime.
It is a Chen prime.
2699 is a modest number, since divided by 99 gives 26 as remainder.
It is a plaindrome in base 10, base 12 and base 15.
It is not a weakly prime, because it can be changed into another prime (2693) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1349 + 1350.
It is an arithmetic number, because the mean of its divisors is an integer number (1350).
22699 is an apocalyptic number.
2699 is a deficient number, since it is larger than the sum of its proper divisors (1).
2699 is an equidigital number, since it uses as much as digits as its factorization.
2699 is an evil number, because the sum of its binary digits is even.
The product of its digits is 972, while the sum is 26.
The square root of 2699 is about 51.9519008314.
The cubic root of 2699 is about 13.9230471816.
The spelling of 2699 in words is "two thousand, six hundred ninety-nine".