1090960993 has 2 divisors, whose sum is σ = 1090960994. Its totient is φ = 1090960992.

The previous prime is 1090960987. The next prime is 1090961023. The reversal of 1090960993 is 3990690901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1028677329 + 62283664 = 32073^2 + 7892^2 .

It is a cyclic number.

It is not a de Polignac number, because 1090960993 - 2¹³ = 1090952801 is a prime.

It is not a weakly prime, because it can be changed into another prime (1090960903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 545480496 + 545480497.

It is an arithmetic number, because the mean of its divisors is an integer number (545480497).

Almost surely, 2^1090960993 is an apocalyptic number.

It is an amenable number.

1090960993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1090960993 is an equidigital number, since it uses as much as digits as its factorization.

1090960993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 118098, while the sum is 46.

The square root of 1090960993 is about 33029.6986513653. The cubic root of 1090960993 is about 1029.4448238192. Note that the first 3 decimals are identical.

The spelling of 1090960993 in words is "one billion, ninety million, nine hundred sixty thousand, nine hundred ninety-three".