1816053 has 8 divisors (see below), whose sum is σ = 2440416. Its totient is φ = 1201200.

The previous prime is 1816051. The next prime is 1816063. The reversal of 1816053 is 3506181.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1816053 - 2¹ = 1816051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1816051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1918 + ... + 2703.

It is an arithmetic number, because the mean of its divisors is an integer number (305052).

2^1816053 is an apocalyptic number.

It is an amenable number.

1816053 is a deficient number, since it is larger than the sum of its proper divisors (624363).

1816053 is a wasteful number, since it uses less digits than its factorization.

1816053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4755.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1816053 is about 1347.6101068187. The cubic root of 1816053 is about 122.0045908870.

The spelling of 1816053 in words is "one million, eight hundred sixteen thousand, fifty-three".