134291617 has 2 divisors, whose sum is σ = 134291618. Its totient is φ = 134291616.

The previous prime is 134291609. The next prime is 134291627. The reversal of 134291617 is 716192431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119268241 + 15023376 = 10921^2 + 3876^2 .

It is an emirp because it is prime and its reverse (716192431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134291617 - 2³ = 134291609 is a prime.

It is not a weakly prime, because it can be changed into another prime (134291627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67145808 + 67145809.

It is an arithmetic number, because the mean of its divisors is an integer number (67145809).

Almost surely, 2^134291617 is an apocalyptic number.

It is an amenable number.

134291617 is a deficient number, since it is larger than the sum of its proper divisors (1).

134291617 is an equidigital number, since it uses as much as digits as its factorization.

134291617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 34.

The square root of 134291617 is about 11588.4259932055. The cubic root of 134291617 is about 512.0939374862.

The spelling of 134291617 in words is "one hundred thirty-four million, two hundred ninety-one thousand, six hundred seventeen".