134510409 has 32 divisors (see below), whose sum is σ = 230186880. Its totient is φ = 76723200.

The previous prime is 134510393. The next prime is 134510419. The reversal of 134510409 is 904015431.

It is not a de Polignac number, because 134510409 - 2⁴ = 134510393 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (134510419) 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 in 31 ways as a sum of consecutive naturals, for example, 8272 + ... + 18369.

It is an arithmetic number, because the mean of its divisors is an integer number (7193340).

Almost surely, 2^134510409 is an apocalyptic number.

It is an amenable number.

134510409 is a deficient number, since it is larger than the sum of its proper divisors (95676471).

134510409 is a wasteful number, since it uses less digits than its factorization.

134510409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26678 (or 26672 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 134510409 is about 11597.8622599167. The cubic root of 134510409 is about 512.3718929457.

The spelling of 134510409 in words is "one hundred thirty-four million, five hundred ten thousand, four hundred nine".