1108255321 has 2 divisors, whose sum is σ = 1108255322. Its totient is φ = 1108255320.

The previous prime is 1108255277. The next prime is 1108255333. The reversal of 1108255321 is 1235528011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 973440000 + 134815321 = 31200^2 + 11611^2 .

It is an emirp because it is prime and its reverse (1235528011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1108255321 - 2⁹ = 1108254809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1108255321.

It is not a weakly prime, because it can be changed into another prime (1108255021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554127660 + 554127661.

It is an arithmetic number, because the mean of its divisors is an integer number (554127661).

Almost surely, 2^1108255321 is an apocalyptic number.

It is an amenable number.

1108255321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1108255321 is an equidigital number, since it uses as much as digits as its factorization.

1108255321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 1108255321 is about 33290.4689212994. The cubic root of 1108255321 is about 1034.8560469430.

The spelling of 1108255321 in words is "one billion, one hundred eight million, two hundred fifty-five thousand, three hundred twenty-one".