133854504717 has 4 divisors (see below), whose sum is σ = 178472672960. Its totient is φ = 89236336476.

The previous prime is 133854504703. The next prime is 133854504739. The reversal of 133854504717 is 717405458331.

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 133854504717 - 2¹⁴ = 133854488333 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 (133854504317) 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, 22309084117 + ... + 22309084122.

It is an arithmetic number, because the mean of its divisors is an integer number (44618168240).

Almost surely, 2^133854504717 is an apocalyptic number.

It is an amenable number.

133854504717 is a deficient number, since it is larger than the sum of its proper divisors (44618168243).

133854504717 is an equidigital number, since it uses as much as digits as its factorization.

133854504717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44618168242.

The product of its (nonzero) digits is 1411200, while the sum is 48.

The spelling of 133854504717 in words is "one hundred thirty-three billion, eight hundred fifty-four million, five hundred four thousand, seven hundred seventeen".