1115216170161 has 8 divisors (see below), whose sum is σ = 1490837283840. Its totient is φ = 741536251632.

The previous prime is 1115216170129. The next prime is 1115216170183. The reversal of 1115216170161 is 1610716125111.

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

It is not a de Polignac number, because 1115216170161 - 2⁵ = 1115216170129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1115216174161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 485297446 + ... + 485299743.

It is an arithmetic number, because the mean of its divisors is an integer number (186354660480).

Almost surely, 2^{1115216170161} is an apocalyptic number.

It is an amenable number.

1115216170161 is a deficient number, since it is larger than the sum of its proper divisors (375621113679).

1115216170161 is an equidigital number, since it uses as much as digits as its factorization.

1115216170161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 970597575.

The product of its (nonzero) digits is 2520, while the sum is 33.

The spelling of 1115216170161 in words is "one trillion, one hundred fifteen billion, two hundred sixteen million, one hundred seventy thousand, one hundred sixty-one".