1163501611617 has 8 divisors (see below), whose sum is σ = 1551869884224. Its totient is φ = 775400540048.

The previous prime is 1163501611609. The next prime is 1163501611619. The reversal of 1163501611617 is 7161161053611.

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

It is a cyclic number.

It is not a de Polignac number, because 1163501611617 - 2³ = 1163501611609 is a prime.

It is a super-3 number, since 3×1163501611617³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1163501611619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66790098 + ... + 66807515.

It is an arithmetic number, because the mean of its divisors is an integer number (193983735528).

Almost surely, 2^{1163501611617} is an apocalyptic number.

It is an amenable number.

1163501611617 is a deficient number, since it is larger than the sum of its proper divisors (388368272607).

1163501611617 is a wasteful number, since it uses less digits than its factorization.

1163501611617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133600519.

The product of its (nonzero) digits is 22680, while the sum is 39.

The spelling of 1163501611617 in words is "one trillion, one hundred sixty-three billion, five hundred one million, six hundred eleven thousand, six hundred seventeen".