133264455 has 8 divisors (see below), whose sum is σ = 213223152. Its totient is φ = 71074368.

The previous prime is 133264451. The next prime is 133264457. The reversal of 133264455 is 554462331.

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

It is not a de Polignac number, because 133264455 - 2² = 133264451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133264451) 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, 4442134 + ... + 4442163.

It is an arithmetic number, because the mean of its divisors is an integer number (26652894).

Almost surely, 2^133264455 is an apocalyptic number.

133264455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133264455 is a deficient number, since it is larger than the sum of its proper divisors (79958697).

133264455 is an equidigital number, since it uses as much as digits as its factorization.

133264455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8884305.

The product of its digits is 43200, while the sum is 33.

The square root of 133264455 is about 11544.0224791881. The cubic root of 133264455 is about 510.7849695824.

The spelling of 133264455 in words is "one hundred thirty-three million, two hundred sixty-four thousand, four hundred fifty-five".