695866097 has 4 divisors (see below), whose sum is σ = 708995700. Its totient is φ = 682736496.

The previous prime is 695866079. The next prime is 695866099. The reversal of 695866097 is 790668596.

695866097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 343027441 + 352838656 = 18521^2 + 18784^2 .

It is a cyclic number.

It is not a de Polignac number, because 695866097 - 2¹² = 695862001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (695866099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6564722 + ... + 6564827.

It is an arithmetic number, because the mean of its divisors is an integer number (177248925).

Almost surely, 2^695866097 is an apocalyptic number.

It is an amenable number.

695866097 is a deficient number, since it is larger than the sum of its proper divisors (13129603).

695866097 is a wasteful number, since it uses less digits than its factorization.

695866097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13129602.

The product of its (nonzero) digits is 4898880, while the sum is 56.

The square root of 695866097 is about 26379.2740044149. The cubic root of 695866097 is about 886.1526882636.

The spelling of 695866097 in words is "six hundred ninety-five million, eight hundred sixty-six thousand, ninety-seven".