765530201 has 2 divisors, whose sum is σ = 765530202. Its totient is φ = 765530200.

The previous prime is 765530189. The next prime is 765530239. The reversal of 765530201 is 102035567.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 608904976 + 156625225 = 24676^2 + 12515^2 .

It is a cyclic number.

It is not a de Polignac number, because 765530201 - 2²⁶ = 698421337 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (765530291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 382765100 + 382765101.

It is an arithmetic number, because the mean of its divisors is an integer number (382765101).

Almost surely, 2^765530201 is an apocalyptic number.

It is an amenable number.

765530201 is a deficient number, since it is larger than the sum of its proper divisors (1).

765530201 is an equidigital number, since it uses as much as digits as its factorization.

765530201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 765530201 is about 27668.2164405297. The cubic root of 765530201 is about 914.7886682850.

Adding to 765530201 its reverse (102035567), we get a palindrome (867565768).

The spelling of 765530201 in words is "seven hundred sixty-five million, five hundred thirty thousand, two hundred one".