2119613 has 2 divisors, whose sum is σ = 2119614. Its totient is φ = 2119612.

The previous prime is 2119609. The next prime is 2119627. The reversal of 2119613 is 3169112.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1545049 + 574564 = 1243^2 + 758^2 .

It is a cyclic number.

It is not a de Polignac number, because 2119613 - 2² = 2119609 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2119603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1059806 + 1059807.

It is an arithmetic number, because the mean of its divisors is an integer number (1059807).

2^2119613 is an apocalyptic number.

It is an amenable number.

2119613 is a deficient number, since it is larger than the sum of its proper divisors (1).

2119613 is an equidigital number, since it uses as much as digits as its factorization.

2119613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 324, while the sum is 23.

The square root of 2119613 is about 1455.8890754450. The cubic root of 2119613 is about 128.4553484331.

The spelling of 2119613 in words is "two million, one hundred nineteen thousand, six hundred thirteen".