142341229 has 2 divisors, whose sum is σ = 142341230. Its totient is φ = 142341228.

The previous prime is 142341209. The next prime is 142341253. The reversal of 142341229 is 922143241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130576329 + 11764900 = 11427^2 + 3430^2 .

It is a cyclic number.

It is not a de Polignac number, because 142341229 - 2⁵ = 142341197 is a prime.

It is a super-2 number, since 2×142341229² = 40522050946460882, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 142341197 and 142341206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142341209) 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, 71170614 + 71170615.

It is an arithmetic number, because the mean of its divisors is an integer number (71170615).

Almost surely, 2^142341229 is an apocalyptic number.

It is an amenable number.

142341229 is a deficient number, since it is larger than the sum of its proper divisors (1).

142341229 is an equidigital number, since it uses as much as digits as its factorization.

142341229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 28.

The square root of 142341229 is about 11930.6843475133. The cubic root of 142341229 is about 522.1279039981.

The spelling of 142341229 in words is "one hundred forty-two million, three hundred forty-one thousand, two hundred twenty-nine".