2019959 has 2 divisors, whose sum is σ = 2019960. Its totient is φ = 2019958.

The previous prime is 2019931. The next prime is 2019967. The reversal of 2019959 is 9599102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2019959 - 2¹² = 2015863 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2019659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1009979 + 1009980.

It is an arithmetic number, because the mean of its divisors is an integer number (1009980).

2^2019959 is an apocalyptic number.

2019959 is a deficient number, since it is larger than the sum of its proper divisors (1).

2019959 is an equidigital number, since it uses as much as digits as its factorization.

2019959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7290, while the sum is 35.

The square root of 2019959 is about 1421.2526165323. The cubic root of 2019959 is about 126.4098312267.

The spelling of 2019959 in words is "two million, nineteen thousand, nine hundred fifty-nine".