133348149 has 12 divisors (see below), whose sum is σ = 210124512. Its totient is φ = 80817000.

The previous prime is 133348147. The next prime is 133348183. The reversal of 133348149 is 941843331.

133348149 is a `hidden beast` number, since 133 + 3 + 481 + 49 = 666.

It is not a de Polignac number, because 133348149 - 2¹ = 133348147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133348141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 673377 + ... + 673574.

It is an arithmetic number, because the mean of its divisors is an integer number (17510376).

Almost surely, 2^133348149 is an apocalyptic number.

It is an amenable number.

133348149 is a deficient number, since it is larger than the sum of its proper divisors (76776363).

133348149 is a wasteful number, since it uses less digits than its factorization.

133348149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1346968 (or 1346965 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 133348149 is about 11547.6469031574. The cubic root of 133348149 is about 510.8918765367.

The spelling of 133348149 in words is "one hundred thirty-three million, three hundred forty-eight thousand, one hundred forty-nine".