2053399 has 4 divisors (see below), whose sum is σ = 2058264. Its totient is φ = 2048536.

The previous prime is 2053397. The next prime is 2053411. The reversal of 2053399 is 9933502.

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 2053399 - 2¹ = 2053397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2053399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2053397) 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 in 3 ways as a sum of consecutive naturals, for example, 1732 + ... + 2665.

It is an arithmetic number, because the mean of its divisors is an integer number (514566).

2^2053399 is an apocalyptic number.

2053399 is a deficient number, since it is larger than the sum of its proper divisors (4865).

2053399 is an equidigital number, since it uses as much as digits as its factorization.

2053399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4864.

The product of its (nonzero) digits is 7290, while the sum is 31.

The square root of 2053399 is about 1432.9685970041. The cubic root of 2053399 is about 127.1035797060.

The spelling of 2053399 in words is "two million, fifty-three thousand, three hundred ninety-nine".