133726773 has 4 divisors (see below), whose sum is σ = 178302368. Its totient is φ = 89151180.

The previous prime is 133726721. The next prime is 133726787. The reversal of 133726773 is 377627331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 133726773 - 2¹³ = 133718581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133726973) 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, 22287793 + ... + 22287798.

It is an arithmetic number, because the mean of its divisors is an integer number (44575592).

Almost surely, 2^133726773 is an apocalyptic number.

It is an amenable number.

133726773 is a deficient number, since it is larger than the sum of its proper divisors (44575595).

133726773 is an equidigital number, since it uses as much as digits as its factorization.

133726773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44575594.

The product of its digits is 111132, while the sum is 39.

The square root of 133726773 is about 11564.0292718412. The cubic root of 133726773 is about 511.3749556975.

The spelling of 133726773 in words is "one hundred thirty-three million, seven hundred twenty-six thousand, seven hundred seventy-three".