2609298137 has 2 divisors, whose sum is σ = 2609298138. Its totient is φ = 2609298136.

The previous prime is 2609298121. The next prime is 2609298143. The reversal of 2609298137 is 7318929062.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2356519936 + 252778201 = 48544^2 + 15899^2 .

It is a cyclic number.

It is not a de Polignac number, because 2609298137 - 2⁴ = 2609298121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2609298091 and 2609298100.

It is not a weakly prime, because it can be changed into another prime (2609292137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1304649068 + 1304649069.

It is an arithmetic number, because the mean of its divisors is an integer number (1304649069).

Almost surely, 2^2609298137 is an apocalyptic number.

It is an amenable number.

2609298137 is a deficient number, since it is larger than the sum of its proper divisors (1).

2609298137 is an equidigital number, since it uses as much as digits as its factorization.

2609298137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 47.

The square root of 2609298137 is about 51081.2895001683. The cubic root of 2609298137 is about 1376.7060936933.

The spelling of 2609298137 in words is "two billion, six hundred nine million, two hundred ninety-eight thousand, one hundred thirty-seven".