132868439 has 8 divisors (see below), whose sum is σ = 145117440. Its totient is φ = 120647800.

The previous prime is 132868433. The next prime is 132868457. The reversal of 132868439 is 934868231.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132868439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 132868439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132868433) 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, 3392 + ... + 16650.

It is an arithmetic number, because the mean of its divisors is an integer number (18139680).

Almost surely, 2^132868439 is an apocalyptic number.

132868439 is a deficient number, since it is larger than the sum of its proper divisors (12249001).

132868439 is a wasteful number, since it uses less digits than its factorization.

132868439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14181.

The product of its digits is 248832, while the sum is 44.

The square root of 132868439 is about 11526.8572906929. The cubic root of 132868439 is about 510.2785086515.

The spelling of 132868439 in words is "one hundred thirty-two million, eight hundred sixty-eight thousand, four hundred thirty-nine".