1053205 has 8 divisors (see below), whose sum is σ = 1298232. Its totient is φ = 819648.

The previous prime is 1053197. The next prime is 1053233. The reversal of 1053205 is 5023501.

It can be written as a sum of positive squares in 4 ways, for example, as 114244 + 938961 = 338^2 + 969^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1053205 - 2³ = 1053197 is a prime.

It is a super-2 number, since 2×1053205² = 2218481544050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2662 + ... + 3031.

It is an arithmetic number, because the mean of its divisors is an integer number (162279).

2^1053205 is an apocalyptic number.

It is an amenable number.

1053205 is a deficient number, since it is larger than the sum of its proper divisors (245027).

1053205 is an equidigital number, since it uses as much as digits as its factorization.

1053205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5735.

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 1053205 is about 1026.2577648915. The cubic root of 1053205 is about 101.7429449356.

Adding to 1053205 its reverse (5023501), we get a palindrome (6076706).

The spelling of 1053205 in words is "one million, fifty-three thousand, two hundred five".