133481400134 has 16 divisors (see below), whose sum is σ = 201911220720. Its totient is φ = 66179773440.

The previous prime is 133481400113. The next prime is 133481400137. The reversal of 133481400134 is 431004184331.

It is a self number, because there is not a number n which added to its sum of digits gives 133481400134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133481400137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 401747 + ... + 654494.

It is an arithmetic number, because the mean of its divisors is an integer number (12619451295).

Almost surely, 2^133481400134 is an apocalyptic number.

133481400134 is a deficient number, since it is larger than the sum of its proper divisors (68429820586).

133481400134 is a wasteful number, since it uses less digits than its factorization.

133481400134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056775.

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 133481400134 its reverse (431004184331), we get a palindrome (564485584465).

The spelling of 133481400134 in words is "one hundred thirty-three billion, four hundred eighty-one million, four hundred thousand, one hundred thirty-four".