134658917 has 2 divisors, whose sum is σ = 134658918. Its totient is φ = 134658916.

The previous prime is 134658913. The next prime is 134658941. The reversal of 134658917 is 719856431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83192641 + 51466276 = 9121^2 + 7174^2 .

It is a cyclic number.

It is not a de Polignac number, because 134658917 - 2² = 134658913 is a prime.

It is a super-2 number, since 2×134658917² = 36266047855225778, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134658911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67329458 + 67329459.

It is an arithmetic number, because the mean of its divisors is an integer number (67329459).

Almost surely, 2^134658917 is an apocalyptic number.

It is an amenable number.

134658917 is a deficient number, since it is larger than the sum of its proper divisors (1).

134658917 is an equidigital number, since it uses as much as digits as its factorization.

134658917 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 44.

The square root of 134658917 is about 11604.2628805108. The cubic root of 134658917 is about 512.5603872528.

The spelling of 134658917 in words is "one hundred thirty-four million, six hundred fifty-eight thousand, nine hundred seventeen".