133480733 has 2 divisors, whose sum is σ = 133480734. Its totient is φ = 133480732.

The previous prime is 133480717. The next prime is 133480741. The reversal of 133480733 is 337084331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113784889 + 19695844 = 10667^2 + 4438^2 .

It is a cyclic number.

It is not a de Polignac number, because 133480733 - 2⁴ = 133480717 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133480733.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133480433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66740366 + 66740367.

It is an arithmetic number, because the mean of its divisors is an integer number (66740367).

Almost surely, 2^133480733 is an apocalyptic number.

It is an amenable number.

133480733 is a deficient number, since it is larger than the sum of its proper divisors (1).

133480733 is an equidigital number, since it uses as much as digits as its factorization.

133480733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 133480733 is about 11553.3862135739. The cubic root of 133480733 is about 511.0611418575.

The spelling of 133480733 in words is "one hundred thirty-three million, four hundred eighty thousand, seven hundred thirty-three".