134630689 has 2 divisors, whose sum is σ = 134630690. Its totient is φ = 134630688.

The previous prime is 134630681. The next prime is 134630711. The reversal of 134630689 is 986036431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74304400 + 60326289 = 8620^2 + 7767^2 .

It is a cyclic number.

It is not a de Polignac number, because 134630689 - 2³ = 134630681 is a prime.

It is a super-2 number, since 2×134630689² = 36250844841229442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (134630681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67315344 + 67315345.

It is an arithmetic number, because the mean of its divisors is an integer number (67315345).

Almost surely, 2^134630689 is an apocalyptic number.

It is an amenable number.

134630689 is a deficient number, since it is larger than the sum of its proper divisors (1).

134630689 is an equidigital number, since it uses as much as digits as its factorization.

134630689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 134630689 is about 11603.0465395947. The cubic root of 134630689 is about 512.5245694348.

The spelling of 134630689 in words is "one hundred thirty-four million, six hundred thirty thousand, six hundred eighty-nine".