4053689 has 2 divisors, whose sum is σ = 4053690. Its totient is φ = 4053688.

The previous prime is 4053671. The next prime is 4053691. The reversal of 4053689 is 9863504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3258025 + 795664 = 1805^2 + 892^2 .

It is a cyclic number.

It is not a de Polignac number, because 4053689 - 2¹² = 4049593 is a prime.

Together with 4053691, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4053659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2026844 + 2026845.

It is an arithmetic number, because the mean of its divisors is an integer number (2026845).

Almost surely, 2^4053689 is an apocalyptic number.

It is an amenable number.

4053689 is a deficient number, since it is larger than the sum of its proper divisors (1).

4053689 is an equidigital number, since it uses as much as digits as its factorization.

4053689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 4053689 is about 2013.3775105529. The cubic root of 4053689 is about 159.4471675727.

The spelling of 4053689 in words is "four million, fifty-three thousand, six hundred eighty-nine".