1705053 has 16 divisors (see below), whose sum is σ = 2652800. Its totient is φ = 973728.

The previous prime is 1705051. The next prime is 1705097. The reversal of 1705053 is 3505071.

It is a happy number.

It is not a de Polignac number, because 1705053 - 2¹ = 1705051 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

1705053 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1705051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201 + ... + 1857.

It is an arithmetic number, because the mean of its divisors is an integer number (165800).

2^1705053 is an apocalyptic number.

It is an amenable number.

1705053 is a deficient number, since it is larger than the sum of its proper divisors (947747).

1705053 is an equidigital number, since it uses as much as digits as its factorization.

1705053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1681 (or 1667 counting only the distinct ones).

The product of its (nonzero) digits is 525, while the sum is 21.

The square root of 1705053 is about 1305.7767803112. The cubic root of 1705053 is about 119.4664506696.

The spelling of 1705053 in words is "one million, seven hundred five thousand, fifty-three".