125988 has 12 divisors (see below), whose sum is σ = 294000. Its totient is φ = 41992.
The previous prime is 125963. The next prime is 126001. The reversal of 125988 is 889521.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×1259882 = 31745952288, which contains 22 as substring.
It is an unprimeable number.
125988 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, 5238 + ... + 5261.
It is an arithmetic number, because the mean of its divisors is an integer number (24500).
2125988 is an apocalyptic number.
It is an amenable number.
125988 is an abundant number, since it is smaller than the sum of its proper divisors (168012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125988 is a wasteful number, since it uses less digits than its factorization.
125988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10506 (or 10504 counting only the distinct ones).
The product of its digits is 5760, while the sum is 33.
The square root of 125988 is about 354.9478834984. The cubic root of 125988 is about 50.1313877760.
The spelling of 125988 in words is "one hundred twenty-five thousand, nine hundred eighty-eight".
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