1183255 has 8 divisors (see below), whose sum is σ = 1436400. Its totient is φ = 935616.

The previous prime is 1183241. The next prime is 1183261. The reversal of 1183255 is 5523811.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1183255 is a prime.

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, 885 + ... + 1774.

It is an arithmetic number, because the mean of its divisors is an integer number (179550).

2^1183255 is an apocalyptic number.

1183255 is a deficient number, since it is larger than the sum of its proper divisors (253145).

1183255 is an equidigital number, since it uses as much as digits as its factorization.

1183255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2753.

The product of its digits is 1200, while the sum is 25.

The square root of 1183255 is about 1087.7752525223. The cubic root of 1183255 is about 105.7692559949.

The spelling of 1183255 in words is "one million, one hundred eighty-three thousand, two hundred fifty-five".