10053809 has 4 divisors (see below), whose sum is σ = 10118004. Its totient is φ = 9989616.

The previous prime is 10053803. The next prime is 10053811. The reversal of 10053809 is 90835001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 90835001 = 389 ⋅233509.

It can be written as a sum of positive squares in 2 ways, for example, as 1221025 + 8832784 = 1105^2 + 2972^2 .

It is a cyclic number.

It is not a de Polignac number, because 10053809 - 2¹² = 10049713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10053803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31862 + ... + 32175.

It is an arithmetic number, because the mean of its divisors is an integer number (2529501).

Almost surely, 2^10053809 is an apocalyptic number.

It is an amenable number.

10053809 is a deficient number, since it is larger than the sum of its proper divisors (64195).

10053809 is an equidigital number, since it uses as much as digits as its factorization.

10053809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64194.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 10053809 is about 3170.7741956816. The cubic root of 10053809 is about 215.8292045476.

The spelling of 10053809 in words is "ten million, fifty-three thousand, eight hundred nine".