1083261 has 8 divisors (see below), whose sum is σ = 1479744. Its totient is φ = 704480.

The previous prime is 1083253. The next prime is 1083283. The reversal of 1083261 is 1623801.

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 1083261 - 2³ = 1083253 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1083211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4281 + ... + 4526.

It is an arithmetic number, because the mean of its divisors is an integer number (184968).

2^1083261 is an apocalyptic number.

It is an amenable number.

1083261 is a deficient number, since it is larger than the sum of its proper divisors (396483).

1083261 is an equidigital number, since it uses as much as digits as its factorization.

1083261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8851.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1083261 is about 1040.7982513437. The cubic root of 1083261 is about 102.7017165892.

The spelling of 1083261 in words is "one million, eighty-three thousand, two hundred sixty-one".