142234134 has 16 divisors (see below), whose sum is σ = 325106688. Its totient is φ = 40638312.

The previous prime is 142234111. The next prime is 142234163. The reversal of 142234134 is 431432241.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1693222 + ... + 1693305.

It is an arithmetic number, because the mean of its divisors is an integer number (20319168).

Almost surely, 2^142234134 is an apocalyptic number.

142234134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

142234134 is an abundant number, since it is smaller than the sum of its proper divisors (182872554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142234134 is a wasteful number, since it uses less digits than its factorization.

142234134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3386539.

The product of its digits is 2304, while the sum is 24.

The square root of 142234134 is about 11926.1952860080. The cubic root of 142234134 is about 521.9969245719.

Adding to 142234134 its reverse (431432241), we get a palindrome (573666375).

The spelling of 142234134 in words is "one hundred forty-two million, two hundred thirty-four thousand, one hundred thirty-four".