948128171191 has 8 divisors (see below), whose sum is σ = 958803276960. Its totient is φ = 937453554048.

The previous prime is 948128171189. The next prime is 948128171231. The reversal of 948128171191 is 191171821849.

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 948128171191 - 2¹ = 948128171189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (948128171141) 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, 4966590 + ... + 5153956.

It is an arithmetic number, because the mean of its divisors is an integer number (119850409620).

Almost surely, 2^948128171191 is an apocalyptic number.

948128171191 is a deficient number, since it is larger than the sum of its proper divisors (10675105769).

948128171191 is a wasteful number, since it uses less digits than its factorization.

948128171191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244313.

The product of its digits is 290304, while the sum is 52.

The spelling of 948128171191 in words is "nine hundred forty-eight billion, one hundred twenty-eight million, one hundred seventy-one thousand, one hundred ninety-one".