965993473 has 2 divisors, whose sum is σ = 965993474. Its totient is φ = 965993472.

The previous prime is 965993453. The next prime is 965993513. The reversal of 965993473 is 374399569.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 875686464 + 90307009 = 29592^2 + 9503^2 .

It is an emirp because it is prime and its reverse (374399569) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-965993473 is a prime.

It is not a weakly prime, because it can be changed into another prime (965993443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482996736 + 482996737.

It is an arithmetic number, because the mean of its divisors is an integer number (482996737).

Almost surely, 2^965993473 is an apocalyptic number.

It is an amenable number.

965993473 is a deficient number, since it is larger than the sum of its proper divisors (1).

965993473 is an equidigital number, since it uses as much as digits as its factorization.

965993473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5511240, while the sum is 55.

The square root of 965993473 is about 31080.4355342714. The cubic root of 965993473 is about 988.5335132200.

The spelling of 965993473 in words is "nine hundred sixty-five million, nine hundred ninety-three thousand, four hundred seventy-three".