133261135045 has 8 divisors (see below), whose sum is σ = 162165663360. Its totient is φ = 105107373840.

The previous prime is 133261134997. The next prime is 133261135087. The reversal of 133261135045 is 540531162331.

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

It is not a de Polignac number, because 133261135045 - 2²⁷ = 133126917317 is a prime.

It is a super-2 number, since 2×133261135045² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 133261135045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187691385 + ... + 187692094.

It is an arithmetic number, because the mean of its divisors is an integer number (20270707920).

Almost surely, 2^133261135045 is an apocalyptic number.

It is an amenable number.

133261135045 is a deficient number, since it is larger than the sum of its proper divisors (28904528315).

133261135045 is an equidigital number, since it uses as much as digits as its factorization.

133261135045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375383555.

The product of its (nonzero) digits is 32400, while the sum is 34.

Adding to 133261135045 its reverse (540531162331), we get a palindrome (673792297376).

The spelling of 133261135045 in words is "one hundred thirty-three billion, two hundred sixty-one million, one hundred thirty-five thousand, forty-five".