259576049 has 2 divisors, whose sum is σ = 259576050. Its totient is φ = 259576048.

The previous prime is 259576021. The next prime is 259576061. The reversal of 259576049 is 940675952.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 207158449 + 52417600 = 14393^2 + 7240^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-259576049 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 259575994 and 259576012.

It is not a weakly prime, because it can be changed into another prime (259576019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129788024 + 129788025.

It is an arithmetic number, because the mean of its divisors is an integer number (129788025).

Almost surely, 2^259576049 is an apocalyptic number.

It is an amenable number.

259576049 is a deficient number, since it is larger than the sum of its proper divisors (1).

259576049 is an equidigital number, since it uses as much as digits as its factorization.

259576049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 680400, while the sum is 47.

The square root of 259576049 is about 16111.3639708127. The cubic root of 259576049 is about 637.9033348698.

The spelling of 259576049 in words is "two hundred fifty-nine million, five hundred seventy-six thousand, forty-nine".