1099006601 has 16 divisors (see below), whose sum is σ = 1383502848. Its totient is φ = 848048400.

The previous prime is 1099006589. The next prime is 1099006603. The reversal of 1099006601 is 1066009901.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1099006601 - 2²² = 1094812297 is a prime.

1099006601 is a strobogrammatic number because it is the same when read upside-down.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1099006603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61355 + ... + 77216.

It is an arithmetic number, because the mean of its divisors is an integer number (86468928).

Almost surely, 2^1099006601 is an apocalyptic number.

1099006601 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1099006601 is a deficient number, since it is larger than the sum of its proper divisors (284496247).

1099006601 is a wasteful number, since it uses less digits than its factorization.

1099006601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138692.

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 1099006601 is about 33151.2684674358. The cubic root of 1099006601 is about 1031.9692745820.

The spelling of 1099006601 in words is "one billion, ninety-nine million, six thousand, six hundred one".