1090328873 has 2 divisors, whose sum is σ = 1090328874. Its totient is φ = 1090328872.

The previous prime is 1090328857. The next prime is 1090328891. The reversal of 1090328873 is 3788230901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 945439504 + 144889369 = 30748^2 + 12037^2 .

It is a cyclic number.

It is not a de Polignac number, because 1090328873 - 2⁴ = 1090328857 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1090328873.

It is not a weakly prime, because it can be changed into another prime (1090328843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 545164436 + 545164437.

It is an arithmetic number, because the mean of its divisors is an integer number (545164437).

Almost surely, 2^1090328873 is an apocalyptic number.

It is an amenable number.

1090328873 is a deficient number, since it is larger than the sum of its proper divisors (1).

1090328873 is an equidigital number, since it uses as much as digits as its factorization.

1090328873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 1090328873 is about 33020.1283007804. The cubic root of 1090328873 is about 1029.2459598854.

The spelling of 1090328873 in words is "one billion, ninety million, three hundred twenty-eight thousand, eight hundred seventy-three".