142141313 has 2 divisors, whose sum is σ = 142141314. Its totient is φ = 142141312.

The previous prime is 142141289. The next prime is 142141393. The reversal of 142141313 is 313141241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90402064 + 51739249 = 9508^2 + 7193^2 .

It is a cyclic number.

It is not a de Polignac number, because 142141313 - 2⁶ = 142141249 is a prime.

It is a super-2 number, since 2×142141313² = 40408305722727938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (142141393) 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, 71070656 + 71070657.

It is an arithmetic number, because the mean of its divisors is an integer number (71070657).

Almost surely, 2^142141313 is an apocalyptic number.

It is an amenable number.

142141313 is a deficient number, since it is larger than the sum of its proper divisors (1).

142141313 is an equidigital number, since it uses as much as digits as its factorization.

142141313 is an odious number, because the sum of its binary digits is odd.

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

The square root of 142141313 is about 11922.3031751420. The cubic root of 142141313 is about 521.8833493495.

Adding to 142141313 its reverse (313141241), we get a palindrome (455282554).

The spelling of 142141313 in words is "one hundred forty-two million, one hundred forty-one thousand, three hundred thirteen".