134931349097 has 4 divisors (see below), whose sum is σ = 135411532116. Its totient is φ = 134451166080.

The previous prime is 134931349081. The next prime is 134931349099. The reversal of 134931349097 is 790943139431.

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 59121436201 + 75809912896 = 243149^2 + 275336^2 .

It is a cyclic number.

It is not a de Polignac number, because 134931349097 - 2⁴ = 134931349081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134931349099) 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, 240091088 + ... + 240091649.

It is an arithmetic number, because the mean of its divisors is an integer number (33852883029).

Almost surely, 2^134931349097 is an apocalyptic number.

It is an amenable number.

134931349097 is a deficient number, since it is larger than the sum of its proper divisors (480183019).

134931349097 is an equidigital number, since it uses as much as digits as its factorization.

134931349097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480183018.

The product of its (nonzero) digits is 2204496, while the sum is 53.

The spelling of 134931349097 in words is "one hundred thirty-four billion, nine hundred thirty-one million, three hundred forty-nine thousand, ninety-seven".