2116699 has 4 divisors (see below), whose sum is σ = 2279536. Its totient is φ = 1953864.

The previous prime is 2116693. The next prime is 2116717. The reversal of 2116699 is 9966112.

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

It is a cyclic number.

It is not a de Polignac number, because 2116699 - 2³ = 2116691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2116691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81399 + ... + 81424.

It is an arithmetic number, because the mean of its divisors is an integer number (569884).

2^2116699 is an apocalyptic number.

2116699 is a deficient number, since it is larger than the sum of its proper divisors (162837).

2116699 is a wasteful number, since it uses less digits than its factorization.

2116699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162836.

The product of its digits is 5832, while the sum is 34.

The square root of 2116699 is about 1454.8879681955. The cubic root of 2116699 is about 128.3964555201.

The spelling of 2116699 in words is "two million, one hundred sixteen thousand, six hundred ninety-nine".