126339 has 8 divisors (see below), whose sum is σ = 175872. Its totient is φ = 80520.

The previous prime is 126337. The next prime is 126341. The reversal of 126339 is 933621.

It is an interprime number because it is at equal distance from previous prime (126337) and next prime (126341).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 126339 - 2¹ = 126337 is a prime.

126339 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (126337) 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, 847 + ... + 984.

It is an arithmetic number, because the mean of its divisors is an integer number (21984).

2¹²⁶³³⁹ is an apocalyptic number.

126339 is a deficient number, since it is larger than the sum of its proper divisors (49533).

126339 is a wasteful number, since it uses less digits than its factorization.

126339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1857.

The product of its digits is 972, while the sum is 24.

The square root of 126339 is about 355.4419783875. The cubic root of 126339 is about 50.1778996172.

It can be divided in two parts, 126 and 339, that added together give a triangular number (465 = T₃₀).

The spelling of 126339 in words is "one hundred twenty-six thousand, three hundred thirty-nine".