1100099977 has 2 divisors, whose sum is σ = 1100099978. Its totient is φ = 1100099976.

The previous prime is 1100099963. The next prime is 1100099993. The reversal of 1100099977 is 7799900011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 979627401 + 120472576 = 31299^2 + 10976^2 .

It is a cyclic number.

It is not a de Polignac number, because 1100099977 - 2¹⁹ = 1099575689 is a prime.

It is a zygodrome in base 10.

It is not a weakly prime, because it can be changed into another prime (1100099927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550049988 + 550049989.

It is an arithmetic number, because the mean of its divisors is an integer number (550049989).

Almost surely, 2^1100099977 is an apocalyptic number.

It is an amenable number.

1100099977 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100099977 is an equidigital number, since it uses as much as digits as its factorization.

1100099977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35721, while the sum is 43.

The square root of 1100099977 is about 33167.7550792935. The cubic root of 1100099977 is about 1032.3113885299.

Adding to 1100099977 its reverse (7799900011), we get a palindrome (8899999988).

The spelling of 1100099977 in words is "one billion, one hundred million, ninety-nine thousand, nine hundred seventy-seven".