110809149 has 16 divisors (see below), whose sum is σ = 161857344. Its totient is φ = 66873600.

The previous prime is 110809133. The next prime is 110809157. The reversal of 110809149 is 941908011.

It is not a de Polignac number, because 110809149 - 2⁴ = 110809133 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110809169) 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, 987 + ... + 14919.

It is an arithmetic number, because the mean of its divisors is an integer number (10116084).

Almost surely, 2^110809149 is an apocalyptic number.

It is an amenable number.

110809149 is a deficient number, since it is larger than the sum of its proper divisors (51048195).

110809149 is a wasteful number, since it uses less digits than its factorization.

110809149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14188.

The product of its (nonzero) digits is 2592, while the sum is 33.

The square root of 110809149 is about 10526.5924686007. The cubic root of 110809149 is about 480.3139569296.

The spelling of 110809149 in words is "one hundred ten million, eight hundred nine thousand, one hundred forty-nine".