2065525859 has 2 divisors, whose sum is σ = 2065525860. Its totient is φ = 2065525858.

The previous prime is 2065525837. The next prime is 2065525897. The reversal of 2065525859 is 9585255602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2065525859 - 2¹² = 2065521763 is a prime.

It is not a weakly prime, because it can be changed into another prime (2065525459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1032762929 + 1032762930.

It is an arithmetic number, because the mean of its divisors is an integer number (1032762930).

Almost surely, 2^2065525859 is an apocalyptic number.

2065525859 is a deficient number, since it is larger than the sum of its proper divisors (1).

2065525859 is an equidigital number, since it uses as much as digits as its factorization.

2065525859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080000, while the sum is 47.

The square root of 2065525859 is about 45448.0567131313. The cubic root of 2065525859 is about 1273.5330269320.

The spelling of 2065525859 in words is "two billion, sixty-five million, five hundred twenty-five thousand, eight hundred fifty-nine".