3825258709 has 2 divisors, whose sum is σ = 3825258710. Its totient is φ = 3825258708.

The previous prime is 3825258691. The next prime is 3825258743. The reversal of 3825258709 is 9078525283.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3660855025 + 164403684 = 60505^2 + 12822^2 .

It is a cyclic number.

It is not a de Polignac number, because 3825258709 - 2²⁹ = 3288387797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3825258769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1912629354 + 1912629355.

It is an arithmetic number, because the mean of its divisors is an integer number (1912629355).

Almost surely, 2^3825258709 is an apocalyptic number.

It is an amenable number.

3825258709 is a deficient number, since it is larger than the sum of its proper divisors (1).

3825258709 is an equidigital number, since it uses as much as digits as its factorization.

3825258709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1209600, while the sum is 49.

The square root of 3825258709 is about 61848.6758872007. The cubic root of 3825258709 is about 1563.9406603391.

The spelling of 3825258709 in words is "three billion, eight hundred twenty-five million, two hundred fifty-eight thousand, seven hundred nine".