133484867 has 4 divisors (see below), whose sum is σ = 141336936. Its totient is φ = 125632800.

The previous prime is 133484849. The next prime is 133484881. The reversal of 133484867 is 768484331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133484867 - 2⁶ = 133484803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133484467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3926009 + ... + 3926042.

It is an arithmetic number, because the mean of its divisors is an integer number (35334234).

Almost surely, 2^133484867 is an apocalyptic number.

133484867 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

133484867 is a deficient number, since it is larger than the sum of its proper divisors (7852069).

133484867 is an equidigital number, since it uses as much as digits as its factorization.

133484867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7852068.

The product of its digits is 387072, while the sum is 44.

The square root of 133484867 is about 11553.5651207755. The cubic root of 133484867 is about 511.0664177873.

The spelling of 133484867 in words is "one hundred thirty-three million, four hundred eighty-four thousand, eight hundred sixty-seven".