133641099 has 24 divisors (see below), whose sum is σ = 200569824. Its totient is φ = 85680000.

The previous prime is 133641089. The next prime is 133641103. The reversal of 133641099 is 990146331.

133641099 is a `hidden beast` number, since 1 + 3 + 3 + 641 + 0 + 9 + 9 = 666.

It is not a de Polignac number, because 133641099 - 2¹² = 133637003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133641059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23649 + ... + 28749.

It is an arithmetic number, because the mean of its divisors is an integer number (8357076).

Almost surely, 2^133641099 is an apocalyptic number.

133641099 is a deficient number, since it is larger than the sum of its proper divisors (66928725).

133641099 is a wasteful number, since it uses less digits than its factorization.

133641099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5219 (or 5216 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The square root of 133641099 is about 11560.3243466609. The cubic root of 133641099 is about 511.2657257693.

The spelling of 133641099 in words is "one hundred thirty-three million, six hundred forty-one thousand, ninety-nine".