134334581 has 2 divisors, whose sum is σ = 134334582. Its totient is φ = 134334580.

The previous prime is 134334539. The next prime is 134334611. The reversal of 134334581 is 185433431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81902500 + 52432081 = 9050^2 + 7241^2 .

It is an emirp because it is prime and its reverse (185433431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134334581 - 2⁶ = 134334517 is a prime.

It is a super-2 number, since 2×134334581² = 36091559304891122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134334481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67167290 + 67167291.

It is an arithmetic number, because the mean of its divisors is an integer number (67167291).

Almost surely, 2^134334581 is an apocalyptic number.

It is an amenable number.

134334581 is a deficient number, since it is larger than the sum of its proper divisors (1).

134334581 is an equidigital number, since it uses as much as digits as its factorization.

134334581 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 32.

The square root of 134334581 is about 11590.2795911056. The cubic root of 134334581 is about 512.1485431732.

The spelling of 134334581 in words is "one hundred thirty-four million, three hundred thirty-four thousand, five hundred eighty-one".