148312 has 8 divisors (see below), whose sum is σ = 278100. Its totient is φ = 74152.
The previous prime is 148303. The next prime is 148331. The reversal of 148312 is 213841.
It is a tau number, because it is divible by the number of its divisors (8).
It is a self number, because there is not a number n which added to its sum of digits gives 148312.
It is a congruent number.
It is an unprimeable number.
148312 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9262 + ... + 9277.
2148312 is an apocalyptic number.
It is an amenable number.
148312 is a deficient number, since it is larger than the sum of its proper divisors (129788).
148312 is a wasteful number, since it uses less digits than its factorization.
148312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18545 (or 18541 counting only the distinct ones).
The product of its digits is 192, while the sum is 19.
The square root of 148312 is about 385.1129704385. The cubic root of 148312 is about 52.9328686068.
The spelling of 148312 in words is "one hundred forty-eight thousand, three hundred twelve".
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