142134413 has 16 divisors (see below), whose sum is σ = 148599360. Its totient is φ = 135849600.

The previous prime is 142134409. The next prime is 142134449. The reversal of 142134413 is 314431241.

It is a cyclic number.

It is not a de Polignac number, because 142134413 - 2² = 142134409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142134313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 785183 + ... + 785363.

It is an arithmetic number, because the mean of its divisors is an integer number (9287460).

Almost surely, 2^142134413 is an apocalyptic number.

It is an amenable number.

142134413 is a deficient number, since it is larger than the sum of its proper divisors (6464947).

142134413 is a wasteful number, since it uses less digits than its factorization.

142134413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508.

The product of its digits is 1152, while the sum is 23.

The square root of 142134413 is about 11922.0137980125. The cubic root of 142134413 is about 521.8749045765.

Adding to 142134413 its reverse (314431241), we get a palindrome (456565654).

The spelling of 142134413 in words is "one hundred forty-two million, one hundred thirty-four thousand, four hundred thirteen".