149305113 has 10 divisors (see below), whose sum is σ = 223036154. Its totient is φ = 99536688.

The previous prime is 149305111. The next prime is 149305129. The reversal of 149305113 is 311503941.

149305113 is a `hidden beast` number, since 149 + 3 + 0 + 511 + 3 = 666.

149305113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 85433049 + 63872064 = 9243^2 + 7992^2 .

It is not a de Polignac number, because 149305113 - 2¹ = 149305111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149305111) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 921556 + ... + 921717.

Almost surely, 2^149305113 is an apocalyptic number.

It is an amenable number.

149305113 is a deficient number, since it is larger than the sum of its proper divisors (73731041).

149305113 is an equidigital number, since it uses as much as digits as its factorization.

149305113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1843285 (or 1843276 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 149305113 is about 12219.0471396095. The cubic root of 149305113 is about 530.5075392091.

The spelling of 149305113 in words is "one hundred forty-nine million, three hundred five thousand, one hundred thirteen".