142534 has 8 divisors (see below), whose sum is σ = 244368. Its totient is φ = 61080.

The previous prime is 142529. The next prime is 142537. The reversal of 142534 is 435241.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142537) 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, 5077 + ... + 5104.

It is an arithmetic number, because the mean of its divisors is an integer number (30546).

2¹⁴²⁵³⁴ is an apocalyptic number.

142534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

142534 is a deficient number, since it is larger than the sum of its proper divisors (101834).

142534 is a wasteful number, since it uses less digits than its factorization.

142534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10190.

The product of its digits is 480, while the sum is 19.

The square root of 142534 is about 377.5367531778. The cubic root of 142534 is about 52.2363501504.

Adding to 142534 its reverse (435241), we get a palindrome (577775).

It can be divided in two parts, 142 and 534, that added together give a palindrome (676).

The spelling of 142534 in words is "one hundred forty-two thousand, five hundred thirty-four".