965590601 has 2 divisors, whose sum is σ = 965590602. Its totient is φ = 965590600.

The previous prime is 965590589. The next prime is 965590643. The reversal of 965590601 is 106095569.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 824551225 + 141039376 = 28715^2 + 11876^2 .

It is an emirp because it is prime and its reverse (106095569) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 965590601 - 2¹⁰ = 965589577 is a prime.

It is not a weakly prime, because it can be changed into another prime (965590501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482795300 + 482795301.

It is an arithmetic number, because the mean of its divisors is an integer number (482795301).

Almost surely, 2^965590601 is an apocalyptic number.

It is an amenable number.

965590601 is a deficient number, since it is larger than the sum of its proper divisors (1).

965590601 is an equidigital number, since it uses as much as digits as its factorization.

965590601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72900, while the sum is 41.

The square root of 965590601 is about 31073.9537394262. The cubic root of 965590601 is about 988.3960699688.

It can be divided in two parts, 965 and 590601, that multiplied together give a palindrome (569929965).

The spelling of 965590601 in words is "nine hundred sixty-five million, five hundred ninety thousand, six hundred one".