133198949147 has 32 divisors (see below), whose sum is σ = 148385510400. Its totient is φ = 118552896000.

The previous prime is 133198949141. The next prime is 133198949161. The reversal of 133198949147 is 741949891331.

It is a happy number.

It is not a de Polignac number, because 133198949147 - 2⁴ = 133198949131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133198949141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 100831247 + ... + 100832567.

It is an arithmetic number, because the mean of its divisors is an integer number (4637047200).

Almost surely, 2^133198949147 is an apocalyptic number.

133198949147 is a deficient number, since it is larger than the sum of its proper divisors (15186561253).

133198949147 is a wasteful number, since it uses less digits than its factorization.

133198949147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2235.

The product of its digits is 5878656, while the sum is 59.

The spelling of 133198949147 in words is "one hundred thirty-three billion, one hundred ninety-eight million, nine hundred forty-nine thousand, one hundred forty-seven".