133722733 has 8 divisors (see below), whose sum is σ = 139154400. Its totient is φ = 128396688.

The previous prime is 133722679. The next prime is 133722739. The reversal of 133722733 is 337227331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133722733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133722695 and 133722704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133722739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23818 + ... + 28891.

It is an arithmetic number, because the mean of its divisors is an integer number (17394300).

Almost surely, 2^133722733 is an apocalyptic number.

It is an amenable number.

133722733 is a deficient number, since it is larger than the sum of its proper divisors (5431667).

133722733 is an equidigital number, since it uses as much as digits as its factorization.

133722733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52811.

The product of its digits is 15876, while the sum is 31.

The square root of 133722733 is about 11563.8545909225. The cubic root of 133722733 is about 511.3698059543.

The spelling of 133722733 in words is "one hundred thirty-three million, seven hundred twenty-two thousand, seven hundred thirty-three".