1099116601 has 16 divisors (see below), whose sum is σ = 1209369600. Its totient is φ = 990625680.

The previous prime is 1099116581. The next prime is 1099116619. The reversal of 1099116601 is 1066119901.

It is not a de Polignac number, because 1099116601 - 2⁵ = 1099116569 is a prime.

1099116601 is a strobogrammatic number because it is the same when read upside-down.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1099116101) 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 in 15 ways as a sum of consecutive naturals, for example, 758860 + ... + 760306.

It is an arithmetic number, because the mean of its divisors is an integer number (75585600).

Almost surely, 2^1099116601 is an apocalyptic number.

1099116601 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1099116601 is a deficient number, since it is larger than the sum of its proper divisors (110252999).

1099116601 is a wasteful number, since it uses less digits than its factorization.

1099116601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004.

The product of its (nonzero) digits is 2916, while the sum is 34.

The square root of 1099116601 is about 33152.9274876292. The cubic root of 1099116601 is about 1032.0037035026.

The spelling of 1099116601 in words is "one billion, ninety-nine million, one hundred sixteen thousand, six hundred one".