133579473 has 8 divisors (see below), whose sum is σ = 178164000. Its totient is φ = 89023968.

The previous prime is 133579409. The next prime is 133579487. The reversal of 133579473 is 374975331.

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

It is not a de Polignac number, because 133579473 - 2⁶ = 133579409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133579493) 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, 8178 + ... + 18276.

It is an arithmetic number, because the mean of its divisors is an integer number (22270500).

Almost surely, 2^133579473 is an apocalyptic number.

It is an amenable number.

133579473 is a deficient number, since it is larger than the sum of its proper divisors (44584527).

133579473 is a wasteful number, since it uses less digits than its factorization.

133579473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14511.

The product of its digits is 238140, while the sum is 42.

The square root of 133579473 is about 11557.6586296706. The cubic root of 133579473 is about 511.1871269299.

It can be divided in two parts, 1335 and 79473, that added together give a palindrome (80808).

The spelling of 133579473 in words is "one hundred thirty-three million, five hundred seventy-nine thousand, four hundred seventy-three".