965173901 has 2 divisors, whose sum is σ = 965173902. Its totient is φ = 965173900.

The previous prime is 965173813. The next prime is 965173943. The reversal of 965173901 is 109371569.

965173901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 703575625 + 261598276 = 26525^2 + 16174^2 .

It is an emirp because it is prime and its reverse (109371569) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 965173901 - 2¹⁴ = 965157517 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (965173961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482586950 + 482586951.

It is an arithmetic number, because the mean of its divisors is an integer number (482586951).

Almost surely, 2^965173901 is an apocalyptic number.

It is an amenable number.

965173901 is a deficient number, since it is larger than the sum of its proper divisors (1).

965173901 is an equidigital number, since it uses as much as digits as its factorization.

965173901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51030, while the sum is 41.

The square root of 965173901 is about 31067.2480435587. The cubic root of 965173901 is about 988.2538689495.

The spelling of 965173901 in words is "nine hundred sixty-five million, one hundred seventy-three thousand, nine hundred one".