142134652 has 24 divisors (see below), whose sum is σ = 272027952. Its totient is φ = 64444800.

The previous prime is 142134631. The next prime is 142134653. The reversal of 142134652 is 256431241.

It is a super-2 number, since 2×142134652² = 40404518598322208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 142134652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142134653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14688 + ... + 22360.

It is an arithmetic number, because the mean of its divisors is an integer number (11334498).

Almost surely, 2^142134652 is an apocalyptic number.

It is an amenable number.

142134652 is a deficient number, since it is larger than the sum of its proper divisors (129893300).

142134652 is a wasteful number, since it uses less digits than its factorization.

142134652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8109 (or 8107 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 142134652 is about 11922.0238214827. The cubic root of 142134652 is about 521.8751970884.

Adding to 142134652 its reverse (256431241), we get a palindrome (398565893).

The spelling of 142134652 in words is "one hundred forty-two million, one hundred thirty-four thousand, six hundred fifty-two".