191152 has 20 divisors (see below), whose sum is σ = 399280. Its totient is φ = 88128.
The previous prime is 191143. The next prime is 191161. The reversal of 191152 is 251191.
191152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (191143) and next prime (191161).
It is an Ulam number.
It is an unprimeable number.
191152 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252 + ... + 667.
It is an arithmetic number, because the mean of its divisors is an integer number (19964).
2191152 is an apocalyptic number.
It is an amenable number.
191152 is an abundant number, since it is smaller than the sum of its proper divisors (208128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
191152 is a wasteful number, since it uses less digits than its factorization.
191152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 940 (or 934 counting only the distinct ones).
The product of its digits is 90, while the sum is 19.
The square root of 191152 is about 437.2093320139. The cubic root of 191152 is about 57.6049249904.
It can be divided in two parts, 191 and 152, that added together give a palindrome (343).
The spelling of 191152 in words is "one hundred ninety-one thousand, one hundred fifty-two".
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