133736145917 has 8 divisors (see below), whose sum is σ = 145922606112. Its totient is φ = 121554457200.

The previous prime is 133736145889. The next prime is 133736145929. The reversal of 133736145917 is 719541637331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133736145917 - 2⁸ = 133736145661 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 (133736145997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1134134 + ... + 1246487.

It is an arithmetic number, because the mean of its divisors is an integer number (18240325764).

Almost surely, 2^133736145917 is an apocalyptic number.

It is an amenable number.

133736145917 is a deficient number, since it is larger than the sum of its proper divisors (12186460195).

133736145917 is a wasteful number, since it uses less digits than its factorization.

133736145917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2385739.

The product of its digits is 1428840, while the sum is 50.

The spelling of 133736145917 in words is "one hundred thirty-three billion, seven hundred thirty-six million, one hundred forty-five thousand, nine hundred seventeen".