452139 has 8 divisors (see below), whose sum is σ = 623760. Its totient is φ = 290976.

The previous prime is 452131. The next prime is 452159. The reversal of 452139 is 931254.

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

It is not a de Polignac number, because 452139 - 2³ = 452131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (452131) 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, 2512 + ... + 2685.

It is an arithmetic number, because the mean of its divisors is an integer number (77970).

2⁴⁵²¹³⁹ is an apocalyptic number.

452139 is a deficient number, since it is larger than the sum of its proper divisors (171621).

452139 is a wasteful number, since it uses less digits than its factorization.

452139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5229.

The product of its digits is 1080, while the sum is 24.

The square root of 452139 is about 672.4128196279. The cubic root of 452139 is about 76.7521688388.

It can be divided in two parts, 4521 and 39, that added together give a triangular number (4560 = T₉₅).

The spelling of 452139 in words is "four hundred fifty-two thousand, one hundred thirty-nine".