133054305 has 8 divisors (see below), whose sum is σ = 212886912. Its totient is φ = 70962288.

The previous prime is 133054303. The next prime is 133054319. The reversal of 133054305 is 503450331.

It is a happy number.

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

It is not a de Polignac number, because 133054305 - 2¹ = 133054303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133054301) 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, 4435129 + ... + 4435158.

It is an arithmetic number, because the mean of its divisors is an integer number (26610864).

Almost surely, 2^133054305 is an apocalyptic number.

133054305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133054305 is a deficient number, since it is larger than the sum of its proper divisors (79832607).

133054305 is an equidigital number, since it uses as much as digits as its factorization.

133054305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8870295.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 133054305 is about 11534.9167747323. The cubic root of 133054305 is about 510.5163359733.

The spelling of 133054305 in words is "one hundred thirty-three million, fifty-four thousand, three hundred five".