142602113 has 2 divisors, whose sum is σ = 142602114. Its totient is φ = 142602112.

The previous prime is 142602073. The next prime is 142602121. The reversal of 142602113 is 311206241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107163904 + 35438209 = 10352^2 + 5953^2 .

It is a cyclic number.

It is not a de Polignac number, because 142602113 - 2⁸ = 142601857 is a prime.

It is not a weakly prime, because it can be changed into another prime (142602013) by changing a digit.

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 as a sum of consecutive naturals, namely, 71301056 + 71301057.

It is an arithmetic number, because the mean of its divisors is an integer number (71301057).

Almost surely, 2^142602113 is an apocalyptic number.

It is an amenable number.

142602113 is a deficient number, since it is larger than the sum of its proper divisors (1).

142602113 is an equidigital number, since it uses as much as digits as its factorization.

142602113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 142602113 is about 11941.6126632880. The cubic root of 142602113 is about 522.4466958740.

Adding to 142602113 its reverse (311206241), we get a palindrome (453808354).

The spelling of 142602113 in words is "one hundred forty-two million, six hundred two thousand, one hundred thirteen".