1120255 has 8 divisors (see below), whose sum is σ = 1350000. Its totient is φ = 892416.

The previous prime is 1120237. The next prime is 1120271. The reversal of 1120255 is 5520211.

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 1120255 - 2¹⁵ = 1087487 is a prime.

It is a plaindrome in base 16.

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, 1996 + ... + 2494.

It is an arithmetic number, because the mean of its divisors is an integer number (168750).

2^1120255 is an apocalyptic number.

1120255 is a deficient number, since it is larger than the sum of its proper divisors (229745).

1120255 is an equidigital number, since it uses as much as digits as its factorization.

1120255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 1120255 is about 1058.4209937449. The cubic root of 1120255 is about 103.8577629032.

Adding to 1120255 its reverse (5520211), we get a palindrome (6640466).

The spelling of 1120255 in words is "one million, one hundred twenty thousand, two hundred fifty-five".