2606129 has 2 divisors, whose sum is σ = 2606130. Its totient is φ = 2606128.

The previous prime is 2606069. The next prime is 2606161. The reversal of 2606129 is 9216062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1317904 + 1288225 = 1148^2 + 1135^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2606129 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2606098 and 2606107.

It is not a weakly prime, because it can be changed into another prime (2606179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1303064 + 1303065.

It is an arithmetic number, because the mean of its divisors is an integer number (1303065).

2^2606129 is an apocalyptic number.

It is an amenable number.

2606129 is a deficient number, since it is larger than the sum of its proper divisors (1).

2606129 is an equidigital number, since it uses as much as digits as its factorization.

2606129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 2606129 is about 1614.3509531697. The cubic root of 2606129 is about 137.6148505977.

The spelling of 2606129 in words is "two million, six hundred six thousand, one hundred twenty-nine".