142110113 has 2 divisors, whose sum is σ = 142110114. Its totient is φ = 142110112.

The previous prime is 142110109. The next prime is 142110151. The reversal of 142110113 is 311011241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141895744 + 214369 = 11912^2 + 463^2 .

It is a cyclic number.

It is not a de Polignac number, because 142110113 - 2² = 142110109 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (142110103) 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 as a sum of consecutive naturals, namely, 71055056 + 71055057.

It is an arithmetic number, because the mean of its divisors is an integer number (71055057).

Almost surely, 2^142110113 is an apocalyptic number.

It is an amenable number.

142110113 is a deficient number, since it is larger than the sum of its proper divisors (1).

142110113 is an equidigital number, since it uses as much as digits as its factorization.

142110113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 142110113 is about 11920.9946313217. The cubic root of 142110113 is about 521.8451621125.

Adding to 142110113 its reverse (311011241), we get a palindrome (453121354).

The spelling of 142110113 in words is "one hundred forty-two million, one hundred ten thousand, one hundred thirteen".