133481494934 has 16 divisors (see below), whose sum is σ = 208948513248. Its totient is φ = 63832572672.

The previous prime is 133481494933. The next prime is 133481494943. The reversal of 133481494934 is 439494184331.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133481494933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335144 + ... + 615860.

It is an arithmetic number, because the mean of its divisors is an integer number (13059282078).

Almost surely, 2^133481494934 is an apocalyptic number.

133481494934 is a deficient number, since it is larger than the sum of its proper divisors (75467018314).

133481494934 is a wasteful number, since it uses less digits than its factorization.

133481494934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291079.

The product of its digits is 4478976, while the sum is 53.

The spelling of 133481494934 in words is "one hundred thirty-three billion, four hundred eighty-one million, four hundred ninety-four thousand, nine hundred thirty-four".