4040142329 has 2 divisors, whose sum is σ = 4040142330. Its totient is φ = 4040142328.

The previous prime is 4040142319. The next prime is 4040142341. The reversal of 4040142329 is 9232410404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3682062400 + 358079929 = 60680^2 + 18923^2 .

It is a cyclic number.

It is not a de Polignac number, because 4040142329 - 2¹² = 4040138233 is a prime.

It is not a weakly prime, because it can be changed into another prime (4040142319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2020071164 + 2020071165.

It is an arithmetic number, because the mean of its divisors is an integer number (2020071165).

Almost surely, 2^4040142329 is an apocalyptic number.

It is an amenable number.

4040142329 is a deficient number, since it is larger than the sum of its proper divisors (1).

4040142329 is an equidigital number, since it uses as much as digits as its factorization.

4040142329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 4040142329 is about 63562.1139437637. The cubic root of 4040142329 is about 1592.6935514236.

The spelling of 4040142329 in words is "four billion, forty million, one hundred forty-two thousand, three hundred twenty-nine".