2608129 has 2 divisors, whose sum is σ = 2608130. Its totient is φ = 2608128.

The previous prime is 2608127. The next prime is 2608139. The reversal of 2608129 is 9218062.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1557504 + 1050625 = 1248^2 + 1025^2 .

It is a cyclic number.

It is not a de Polignac number, because 2608129 - 2¹ = 2608127 is a prime.

Together with 2608127, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2608097 and 2608106.

It is not a weakly prime, because it can be changed into another prime (2608121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1304064 + 1304065.

It is an arithmetic number, because the mean of its divisors is an integer number (1304065).

2^2608129 is an apocalyptic number.

It is an amenable number.

2608129 is a deficient number, since it is larger than the sum of its proper divisors (1).

2608129 is an equidigital number, since it uses as much as digits as its factorization.

2608129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 2608129 is about 1614.9702783643. The cubic root of 2608129 is about 137.6500444715.

The spelling of 2608129 in words is "two million, six hundred eight thousand, one hundred twenty-nine".