1061205 has 16 divisors (see below), whose sum is σ = 1710720. Its totient is φ = 561728.

The previous prime is 1061189. The next prime is 1061227. The reversal of 1061205 is 5021601.

It is a cyclic number.

It is not a de Polignac number, because 1061205 - 2⁴ = 1061189 is a prime.

It is a super-2 number, since 2×1061205² = 2252312104050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a nialpdrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3811 + ... + 4079.

It is an arithmetic number, because the mean of its divisors is an integer number (106920).

2^1061205 is an apocalyptic number.

1061205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1061205 is a deficient number, since it is larger than the sum of its proper divisors (649515).

1061205 is a wasteful number, since it uses less digits than its factorization.

1061205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 1061205 is about 1030.1480476126. The cubic root of 1061205 is about 101.9999038830. Note that the first 4 decimals are identical.

Adding to 1061205 its reverse (5021601), we get a palindrome (6082806).

The spelling of 1061205 in words is "one million, sixty-one thousand, two hundred five".