133101557517 has 4 divisors (see below), whose sum is σ = 177468743360. Its totient is φ = 88734371676.

The previous prime is 133101557507. The next prime is 133101557557. The reversal of 133101557517 is 715755101331.

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 133101557517 - 2⁷ = 133101557389 is a prime.

It is a super-2 number, since 2×133101557517² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133101557507) 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 3 ways as a sum of consecutive naturals, for example, 22183592917 + ... + 22183592922.

It is an arithmetic number, because the mean of its divisors is an integer number (44367185840).

Almost surely, 2^133101557517 is an apocalyptic number.

It is an amenable number.

133101557517 is a deficient number, since it is larger than the sum of its proper divisors (44367185843).

133101557517 is an equidigital number, since it uses as much as digits as its factorization.

133101557517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44367185842.

The product of its (nonzero) digits is 55125, while the sum is 39.

Adding to 133101557517 its reverse (715755101331), we get a palindrome (848856658848).

The spelling of 133101557517 in words is "one hundred thirty-three billion, one hundred one million, five hundred fifty-seven thousand, five hundred seventeen".