2900129 has 2 divisors, whose sum is σ = 2900130. Its totient is φ = 2900128.

The previous prime is 2900119. The next prime is 2900147. The reversal of 2900129 is 9210092.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2371600 + 528529 = 1540^2 + 727^2 .

It is a cyclic number.

It is not a de Polignac number, because 2900129 - 2⁴ = 2900113 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2900119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1450064 + 1450065.

It is an arithmetic number, because the mean of its divisors is an integer number (1450065).

2^2900129 is an apocalyptic number.

It is an amenable number.

2900129 is a deficient number, since it is larger than the sum of its proper divisors (1).

2900129 is an equidigital number, since it uses as much as digits as its factorization.

2900129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 2900129 is about 1702.9765118756. The cubic root of 2900129 is about 142.6064291607.

The spelling of 2900129 in words is "two million, nine hundred thousand, one hundred twenty-nine".