142132113 has 12 divisors (see below), whose sum is σ = 205454340. Its totient is φ = 94684416.

The previous prime is 142132099. The next prime is 142132153. The reversal of 142132113 is 311231241.

It can be written as a sum of positive squares in 2 ways, for example, as 75742209 + 66389904 = 8703^2 + 8148^2 .

It is not a de Polignac number, because 142132113 - 2¹⁶ = 142066577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142132153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8893 + ... + 19061.

It is an arithmetic number, because the mean of its divisors is an integer number (17121195).

Almost surely, 2^142132113 is an apocalyptic number.

It is an amenable number.

142132113 is a deficient number, since it is larger than the sum of its proper divisors (63322227).

142132113 is a wasteful number, since it uses less digits than its factorization.

142132113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11728 (or 11725 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 142132113 is about 11921.9173374084. The cubic root of 142132113 is about 521.8720895914.

Adding to 142132113 its reverse (311231241), we get a palindrome (453363354).

The spelling of 142132113 in words is "one hundred forty-two million, one hundred thirty-two thousand, one hundred thirteen".