2119079 has 4 divisors (see below), whose sum is σ = 2153880. Its totient is φ = 2084280.

The previous prime is 2119057. The next prime is 2119087. The reversal of 2119079 is 9709112.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2119079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2119379) 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, 17309 + ... + 17430.

It is an arithmetic number, because the mean of its divisors is an integer number (538470).

2^2119079 is an apocalyptic number.

2119079 is a deficient number, since it is larger than the sum of its proper divisors (34801).

2119079 is an equidigital number, since it uses as much as digits as its factorization.

2119079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34800.

The product of its (nonzero) digits is 1134, while the sum is 29.

The square root of 2119079 is about 1455.7056708002. The cubic root of 2119079 is about 128.4445601560. Note that the first 3 decimals are identical.

The spelling of 2119079 in words is "two million, one hundred nineteen thousand, seventy-nine".