1099285673 has 2 divisors, whose sum is σ = 1099285674. Its totient is φ = 1099285672.

The previous prime is 1099285639. The next prime is 1099285703. The reversal of 1099285673 is 3765829901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 764688409 + 334597264 = 27653^2 + 18292^2 .

It is a cyclic number.

It is not a de Polignac number, because 1099285673 - 2¹² = 1099281577 is a prime.

It is not a weakly prime, because it can be changed into another prime (1099285613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549642836 + 549642837.

It is an arithmetic number, because the mean of its divisors is an integer number (549642837).

Almost surely, 2^1099285673 is an apocalyptic number.

It is an amenable number.

1099285673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1099285673 is an equidigital number, since it uses as much as digits as its factorization.

1099285673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 50.

The square root of 1099285673 is about 33155.4772699776. The cubic root of 1099285673 is about 1032.0566169012.

The spelling of 1099285673 in words is "one billion, ninety-nine million, two hundred eighty-five thousand, six hundred seventy-three".