534139 has 4 divisors (see below), whose sum is σ = 536256. Its totient is φ = 532024.

The previous prime is 534137. The next prime is 534167. The reversal of 534139 is 931435.

534139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 534139 - 2¹ = 534137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (534137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 619 + ... + 1204.

It is an arithmetic number, because the mean of its divisors is an integer number (134064).

2⁵³⁴¹³⁹ is an apocalyptic number.

534139 is a deficient number, since it is larger than the sum of its proper divisors (2117).

534139 is a wasteful number, since it uses less digits than its factorization.

534139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2116.

The product of its digits is 1620, while the sum is 25.

The square root of 534139 is about 730.8481374403. The cubic root of 534139 is about 81.1368412910.

The spelling of 534139 in words is "five hundred thirty-four thousand, one hundred thirty-nine".