1100838859 has 6 divisors (see below), whose sum is σ = 1169403524. Its totient is φ = 1036083360.

The previous prime is 1100838839. The next prime is 1100838913. The reversal of 1100838859 is 9588380011.

It is not a de Polignac number, because 1100838859 - 2⁷ = 1100838731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100838839) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1904277 + ... + 1904854.

Almost surely, 2^1100838859 is an apocalyptic number.

1100838859 is a deficient number, since it is larger than the sum of its proper divisors (68564665).

1100838859 is an equidigital number, since it uses as much as digits as its factorization.

1100838859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3809165 (or 3809148 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 43.

The square root of 1100838859 is about 33178.8917687134. The cubic root of 1100838859 is about 1032.5424540738.

The spelling of 1100838859 in words is "one billion, one hundred million, eight hundred thirty-eight thousand, eight hundred fifty-nine".