133048478 has 8 divisors (see below), whose sum is σ = 199727760. Its totient is φ = 66472560.

The previous prime is 133048459. The next prime is 133048483. The reversal of 133048478 is 874840331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22538 + ... + 27821.

It is an arithmetic number, because the mean of its divisors is an integer number (24965970).

Almost surely, 2^133048478 is an apocalyptic number.

133048478 is a deficient number, since it is larger than the sum of its proper divisors (66679282).

133048478 is a wasteful number, since it uses less digits than its factorization.

133048478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51682.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 133048478 is about 11534.6641910374. The cubic root of 133048478 is about 510.5088833218.

The spelling of 133048478 in words is "one hundred thirty-three million, forty-eight thousand, four hundred seventy-eight".