133765041317 has 4 divisors (see below), whose sum is σ = 133891116876. Its totient is φ = 133638965760.

The previous prime is 133765041307. The next prime is 133765041337. The reversal of 133765041317 is 713140567331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 88752751396 + 45012289921 = 297914^2 + 212161^2 .

It is a cyclic number.

It is not a de Polignac number, because 133765041317 - 2¹⁴ = 133765024933 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 (133765041307) 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, 63036188 + ... + 63038309.

It is an arithmetic number, because the mean of its divisors is an integer number (33472779219).

Almost surely, 2^133765041317 is an apocalyptic number.

It is an amenable number.

133765041317 is a deficient number, since it is larger than the sum of its proper divisors (126075559).

133765041317 is a wasteful number, since it uses less digits than its factorization.

133765041317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126075558.

The product of its (nonzero) digits is 158760, while the sum is 41.

The spelling of 133765041317 in words is "one hundred thirty-three billion, seven hundred sixty-five million, forty-one thousand, three hundred seventeen".