134935696897 has 4 divisors (see below), whose sum is σ = 134936993860. Its totient is φ = 134934399936.

The previous prime is 134935696891. The next prime is 134935696921. The reversal of 134935696897 is 798696539431.

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 90311669361 + 44624027536 = 300519^2 + 211244^2 .

It is a cyclic number.

It is not a de Polignac number, because 134935696897 - 2¹¹ = 134935694849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134935696891) 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, 477372 + ... + 705517.

It is an arithmetic number, because the mean of its divisors is an integer number (33734248465).

Almost surely, 2^134935696897 is an apocalyptic number.

It is an amenable number.

134935696897 is a deficient number, since it is larger than the sum of its proper divisors (1296963).

134935696897 is a wasteful number, since it uses less digits than its factorization.

134935696897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296962.

The product of its digits is 264539520, while the sum is 70.

The spelling of 134935696897 in words is "one hundred thirty-four billion, nine hundred thirty-five million, six hundred ninety-six thousand, eight hundred ninety-seven".