142127413 has 2 divisors, whose sum is σ = 142127414. Its totient is φ = 142127412.

The previous prime is 142127387. The next prime is 142127417. The reversal of 142127413 is 314721241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76160529 + 65966884 = 8727^2 + 8122^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142127413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142127417) 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, 71063706 + 71063707.

It is an arithmetic number, because the mean of its divisors is an integer number (71063707).

Almost surely, 2^142127413 is an apocalyptic number.

It is an amenable number.

142127413 is a deficient number, since it is larger than the sum of its proper divisors (1).

142127413 is an equidigital number, since it uses as much as digits as its factorization.

142127413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1344, while the sum is 25.

The square root of 142127413 is about 11921.7202198340. The cubic root of 142127413 is about 521.8663371361.

Adding to 142127413 its reverse (314721241), we get a palindrome (456848654).

The spelling of 142127413 in words is "one hundred forty-two million, one hundred twenty-seven thousand, four hundred thirteen".