134470081 has 2 divisors, whose sum is σ = 134470082. Its totient is φ = 134470080.

The previous prime is 134470057. The next prime is 134470097. The reversal of 134470081 is 180074431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116964225 + 17505856 = 10815^2 + 4184^2 .

It is a cyclic number.

It is not a de Polignac number, because 134470081 - 2¹³ = 134461889 is a prime.

It is a super-2 number, since 2×134470081² = 36164405368293122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (134470001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67235040 + 67235041.

It is an arithmetic number, because the mean of its divisors is an integer number (67235041).

Almost surely, 2^134470081 is an apocalyptic number.

It is an amenable number.

134470081 is a deficient number, since it is larger than the sum of its proper divisors (1).

134470081 is an equidigital number, since it uses as much as digits as its factorization.

134470081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 134470081 is about 11596.1235333192. The cubic root of 134470081 is about 512.3206825370.

The spelling of 134470081 in words is "one hundred thirty-four million, four hundred seventy thousand, eighty-one".