126741 has 8 divisors (see below), whose sum is σ = 171360. Its totient is φ = 83312.
The previous prime is 126739. The next prime is 126743. The reversal of 126741 is 147621.
It is an interprime number because it is at equal distance from previous prime (126739) and next prime (126743).
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 126741 - 21 = 126739 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (126743) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6 + ... + 503.
It is an arithmetic number, because the mean of its divisors is an integer number (21420).
2126741 is an apocalyptic number.
It is an amenable number.
126741 is a deficient number, since it is larger than the sum of its proper divisors (44619).
126741 is an equidigital number, since it uses as much as digits as its factorization.
126741 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 595.
The product of its digits is 336, while the sum is 21.
The square root of 126741 is about 356.0070224026. The cubic root of 126741 is about 50.2310638781.
The spelling of 126741 in words is "one hundred twenty-six thousand, seven hundred forty-one".
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