797535965 has 4 divisors (see below), whose sum is σ = 957043164. Its totient is φ = 638028768.

The previous prime is 797535953. The next prime is 797535967. The reversal of 797535965 is 569535797.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 297700516 + 499835449 = 17254^2 + 22357^2 .

It is a cyclic number.

It is not a de Polignac number, because 797535965 - 2¹² = 797531869 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 797535965.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (797535967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79753592 + ... + 79753601.

It is an arithmetic number, because the mean of its divisors is an integer number (239260791).

Almost surely, 2^797535965 is an apocalyptic number.

It is an amenable number.

797535965 is a deficient number, since it is larger than the sum of its proper divisors (159507199).

797535965 is a wasteful number, since it uses less digits than its factorization.

797535965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159507198.

The product of its digits is 8930250, while the sum is 56.

The square root of 797535965 is about 28240.6792588280. The cubic root of 797535965 is about 927.3637000836.

The spelling of 797535965 in words is "seven hundred ninety-seven million, five hundred thirty-five thousand, nine hundred sixty-five".