1088873321 has 2 divisors, whose sum is σ = 1088873322. Its totient is φ = 1088873320.

The previous prime is 1088873293. The next prime is 1088873323. The reversal of 1088873321 is 1233788801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 934219225 + 154654096 = 30565^2 + 12436^2 .

It is a cyclic number.

It is not a de Polignac number, because 1088873321 - 2⁶ = 1088873257 is a prime.

Together with 1088873323, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1088873323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 544436660 + 544436661.

It is an arithmetic number, because the mean of its divisors is an integer number (544436661).

Almost surely, 2^1088873321 is an apocalyptic number.

It is an amenable number.

1088873321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1088873321 is an equidigital number, since it uses as much as digits as its factorization.

1088873321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 1088873321 is about 32998.0805653905. The cubic root of 1088873321 is about 1028.7877531326.

The spelling of 1088873321 in words is "one billion, eighty-eight million, eight hundred seventy-three thousand, three hundred twenty-one".