9142 has 8 divisors (see below), whose sum is σ = 15696. Its totient is φ = 3912.

The previous prime is 9137. The next prime is 9151. The reversal of 9142 is 2419.

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

It is a plaindrome in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313 + ... + 340.

It is an arithmetic number, because the mean of its divisors is an integer number (1962).

2⁹¹⁴² is an apocalyptic number.

9142 is a deficient number, since it is larger than the sum of its proper divisors (6554).

9142 is a wasteful number, since it uses less digits than its factorization.

9142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662.

The product of its digits is 72, while the sum is 16.

The square root of 9142 is about 95.6138065344. The cubic root of 9142 is about 20.9096648751.

It can be divided in two parts, 9 and 142, that added together give a palindrome (151).

The spelling of 9142 in words is "nine thousand, one hundred forty-two".