965504993 has 2 divisors, whose sum is σ = 965504994. Its totient is φ = 965504992.

The previous prime is 965504963. The next prime is 965504999. The reversal of 965504993 is 399405569.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 691006369 + 274498624 = 26287^2 + 16568^2 .

It is a cyclic number.

It is not a de Polignac number, because 965504993 - 2¹² = 965500897 is a prime.

It is not a weakly prime, because it can be changed into another prime (965504999) 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, 482752496 + 482752497.

It is an arithmetic number, because the mean of its divisors is an integer number (482752497).

Almost surely, 2^965504993 is an apocalyptic number.

It is an amenable number.

965504993 is a deficient number, since it is larger than the sum of its proper divisors (1).

965504993 is an equidigital number, since it uses as much as digits as its factorization.

965504993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1312200, while the sum is 50.

The square root of 965504993 is about 31072.5762208414. The cubic root of 965504993 is about 988.3668591379.

The spelling of 965504993 in words is "nine hundred sixty-five million, five hundred four thousand, nine hundred ninety-three".