142024134 has 16 divisors (see below), whose sum is σ = 324626688. Its totient is φ = 40578312.

The previous prime is 142024117. The next prime is 142024147. The reversal of 142024134 is 431420241.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 142024134.

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, 1690722 + ... + 1690805.

It is an arithmetic number, because the mean of its divisors is an integer number (20289168).

Almost surely, 2^142024134 is an apocalyptic number.

142024134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

142024134 is an abundant number, since it is smaller than the sum of its proper divisors (182602554).

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

142024134 is a wasteful number, since it uses less digits than its factorization.

142024134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3381539.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 142024134 is about 11917.3878849352. The cubic root of 142024134 is about 521.7398991915.

Adding to 142024134 its reverse (431420241), we get a palindrome (573444375).

It can be divided in two parts, 14202 and 4134, that added together give a triangular number (18336 = T₁₉₁).

The spelling of 142024134 in words is "one hundred forty-two million, twenty-four thousand, one hundred thirty-four".