1001098255 has 16 divisors (see below), whose sum is σ = 1232984160. Its totient is φ = 780037632.

The previous prime is 1001098237. The next prime is 1001098279. The reversal of 1001098255 is 5528901001.

It is a cyclic number.

It is not a de Polignac number, because 1001098255 - 2⁵ = 1001098223 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13027 + ... + 46603.

It is an arithmetic number, because the mean of its divisors is an integer number (77061510).

Almost surely, 2^1001098255 is an apocalyptic number.

1001098255 is a deficient number, since it is larger than the sum of its proper divisors (231885905).

1001098255 is an equidigital number, since it uses as much as digits as its factorization.

1001098255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33738.

The product of its (nonzero) digits is 3600, while the sum is 31.

The square root of 1001098255 is about 31640.1367727764. The cubic root of 1001098255 is about 1000.3659510635.

Adding to 1001098255 its reverse (5528901001), we get a palindrome (6529999256).

The spelling of 1001098255 in words is "one billion, one million, ninety-eight thousand, two hundred fifty-five".