134404511 has 2 divisors, whose sum is σ = 134404512. Its totient is φ = 134404510.

The previous prime is 134404493. The next prime is 134404549. The reversal of 134404511 is 115404431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134404511 - 2⁶ = 134404447 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134404811) 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, 67202255 + 67202256.

It is an arithmetic number, because the mean of its divisors is an integer number (67202256).

Almost surely, 2^134404511 is an apocalyptic number.

134404511 is a deficient number, since it is larger than the sum of its proper divisors (1).

134404511 is an equidigital number, since it uses as much as digits as its factorization.

134404511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 134404511 is about 11593.2959506777. The cubic root of 134404511 is about 512.2373967767.

Adding to 134404511 its reverse (115404431), we get a palindrome (249808942).

The spelling of 134404511 in words is "one hundred thirty-four million, four hundred four thousand, five hundred eleven".