142166029 has 2 divisors, whose sum is σ = 142166030. Its totient is φ = 142166028.

The previous prime is 142165997. The next prime is 142166071. The reversal of 142166029 is 920661241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142157929 + 8100 = 11923^2 + 90^2 .

It is a cyclic number.

It is not a de Polignac number, because 142166029 - 2⁵ = 142165997 is a prime.

It is a super-2 number, since 2×142166029² = 40422359603257682, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142166929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71083014 + 71083015.

It is an arithmetic number, because the mean of its divisors is an integer number (71083015).

Almost surely, 2^142166029 is an apocalyptic number.

It is an amenable number.

142166029 is a deficient number, since it is larger than the sum of its proper divisors (1).

142166029 is an equidigital number, since it uses as much as digits as its factorization.

142166029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 142166029 is about 11923.3396747723. The cubic root of 142166029 is about 521.9135965287.

The spelling of 142166029 in words is "one hundred forty-two million, one hundred sixty-six thousand, twenty-nine".