133712743 has 4 divisors (see below), whose sum is σ = 133817608. Its totient is φ = 133607880.

The previous prime is 133712741. The next prime is 133712759. The reversal of 133712743 is 347217331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 347217331 = 9413 ⋅36887.

It is a cyclic number.

It is not a de Polignac number, because 133712743 - 2¹ = 133712741 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 (133712741) 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 3 ways as a sum of consecutive naturals, for example, 50496 + ... + 53077.

It is an arithmetic number, because the mean of its divisors is an integer number (33454402).

Almost surely, 2^133712743 is an apocalyptic number.

133712743 is a deficient number, since it is larger than the sum of its proper divisors (104865).

133712743 is a wasteful number, since it uses less digits than its factorization.

133712743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104864.

The product of its digits is 10584, while the sum is 31.

The square root of 133712743 is about 11563.4226334594. The cubic root of 133712743 is about 511.3570713667.

The spelling of 133712743 in words is "one hundred thirty-three million, seven hundred twelve thousand, seven hundred forty-three".