2113399 has 2 divisors, whose sum is σ = 2113400. Its totient is φ = 2113398.

The previous prime is 2113393. The next prime is 2113417. The reversal of 2113399 is 9933112.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2113399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2113393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056699 + 1056700.

It is an arithmetic number, because the mean of its divisors is an integer number (1056700).

2^2113399 is an apocalyptic number.

2113399 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113399 is an equidigital number, since it uses as much as digits as its factorization.

2113399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1458, while the sum is 28.

The square root of 2113399 is about 1453.7534178808. The cubic root of 2113399 is about 128.3296961170.

The spelling of 2113399 in words is "two million, one hundred thirteen thousand, three hundred ninety-nine".