1126205 has 4 divisors (see below), whose sum is σ = 1351452. Its totient is φ = 900960.

The previous prime is 1126201. The next prime is 1126211. The reversal of 1126205 is 5026211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 383161 + 743044 = 619^2 + 862^2 .

It is not a de Polignac number, because 1126205 - 2² = 1126201 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112616 + ... + 112625.

It is an arithmetic number, because the mean of its divisors is an integer number (337863).

2^1126205 is an apocalyptic number.

It is an amenable number.

1126205 is a deficient number, since it is larger than the sum of its proper divisors (225247).

1126205 is an equidigital number, since it uses as much as digits as its factorization.

1126205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225246.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1126205 is about 1061.2280621996. The cubic root of 1126205 is about 104.0413112507.

It can be divided in two parts, 1126 and 205, that added together give a palindrome (1331).

The spelling of 1126205 in words is "one million, one hundred twenty-six thousand, two hundred five".