133705713 has 4 divisors (see below), whose sum is σ = 178274288. Its totient is φ = 89137140.

The previous prime is 133705703. The next prime is 133705723. The reversal of 133705713 is 317507331.

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 an interprime number because it is at equal distance from previous prime (133705703) and next prime (133705723).

It is not a de Polignac number, because 133705713 - 2⁵ = 133705681 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (133705703) 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, 22284283 + ... + 22284288.

It is an arithmetic number, because the mean of its divisors is an integer number (44568572).

Almost surely, 2^133705713 is an apocalyptic number.

It is an amenable number.

133705713 is a deficient number, since it is larger than the sum of its proper divisors (44568575).

133705713 is an equidigital number, since it uses as much as digits as its factorization.

133705713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44568574.

The product of its (nonzero) digits is 6615, while the sum is 30.

The square root of 133705713 is about 11563.1186537197. The cubic root of 133705713 is about 511.3481096100.

The spelling of 133705713 in words is "one hundred thirty-three million, seven hundred five thousand, seven hundred thirteen".