142000829 has 2 divisors, whose sum is σ = 142000830. Its totient is φ = 142000828.

The previous prime is 142000823. The next prime is 142000843. The reversal of 142000829 is 928000241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125395204 + 16605625 = 11198^2 + 4075^2 .

It is a cyclic number.

It is not a de Polignac number, because 142000829 - 2²⁴ = 125223613 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 142000798 and 142000807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142000823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71000414 + 71000415.

It is an arithmetic number, because the mean of its divisors is an integer number (71000415).

Almost surely, 2^142000829 is an apocalyptic number.

It is an amenable number.

142000829 is a deficient number, since it is larger than the sum of its proper divisors (1).

142000829 is an equidigital number, since it uses as much as digits as its factorization.

142000829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 142000829 is about 11916.4100718295. The cubic root of 142000829 is about 521.7113598789.

The spelling of 142000829 in words is "one hundred forty-two million, eight hundred twenty-nine", and thus it is an aban number.