142331126 has 16 divisors (see below), whose sum is σ = 244372896. Its totient is φ = 60904896.

The previous prime is 142331047. The next prime is 142331173. The reversal of 142331126 is 621133241.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1970 + ... + 16986.

It is an arithmetic number, because the mean of its divisors is an integer number (15273306).

Almost surely, 2^142331126 is an apocalyptic number.

142331126 is a deficient number, since it is larger than the sum of its proper divisors (102041770).

142331126 is a wasteful number, since it uses less digits than its factorization.

142331126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15703.

The product of its digits is 864, while the sum is 23.

The square root of 142331126 is about 11930.2609359561. The cubic root of 142331126 is about 522.1155506248.

Adding to 142331126 its reverse (621133241), we get a palindrome (763464367).

The spelling of 142331126 in words is "one hundred forty-two million, three hundred thirty-one thousand, one hundred twenty-six".