117561530133 has 12 divisors (see below), whose sum is σ = 169820745120. Its totient is φ = 78369901416.

The previous prime is 117561530077. The next prime is 117561530147. The reversal of 117561530133 is 331035165711.

117561530133 is a `hidden beast` number, since 1 + 1 + 7 + 5 + 615 + 3 + 0 + 1 + 33 = 666.

It is not a de Polignac number, because 117561530133 - 2¹² = 117561526037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117561540133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 199593 + ... + 524366.

It is an arithmetic number, because the mean of its divisors is an integer number (14151728760).

Almost surely, 2^117561530133 is an apocalyptic number.

It is an amenable number.

117561530133 is a deficient number, since it is larger than the sum of its proper divisors (52259214987).

117561530133 is a wasteful number, since it uses less digits than its factorization.

117561530133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742008 (or 742005 counting only the distinct ones).

The product of its (nonzero) digits is 28350, while the sum is 36.

Adding to 117561530133 its reverse (331035165711), we get a palindrome (448596695844).

The spelling of 117561530133 in words is "one hundred seventeen billion, five hundred sixty-one million, five hundred thirty thousand, one hundred thirty-three".