2887142129 has 2 divisors, whose sum is σ = 2887142130. Its totient is φ = 2887142128.

The previous prime is 2887142119. The next prime is 2887142149. The reversal of 2887142129 is 9212417882.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2637027904 + 250114225 = 51352^2 + 15815^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2887142129 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2887142129.

It is not a weakly prime, because it can be changed into another prime (2887142119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1443571064 + 1443571065.

It is an arithmetic number, because the mean of its divisors is an integer number (1443571065).

Almost surely, 2^2887142129 is an apocalyptic number.

It is an amenable number.

2887142129 is a deficient number, since it is larger than the sum of its proper divisors (1).

2887142129 is an equidigital number, since it uses as much as digits as its factorization.

2887142129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129024, while the sum is 44.

The square root of 2887142129 is about 53732.1331141804. The cubic root of 2887142129 is about 1423.9324523531.

It can be divided in two parts, 288 and 7142129, that added together give a palindrome (7142417).

The spelling of 2887142129 in words is "two billion, eight hundred eighty-seven million, one hundred forty-two thousand, one hundred twenty-nine".