134213555 has 16 divisors (see below), whose sum is σ = 194892480. Its totient is φ = 86618112.

The previous prime is 134213531. The next prime is 134213567. The reversal of 134213555 is 555312431.

It is not a de Polignac number, because 134213555 - 2¹² = 134209459 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112190 + ... + 113379.

It is an arithmetic number, because the mean of its divisors is an integer number (12180780).

Almost surely, 2^134213555 is an apocalyptic number.

134213555 is a deficient number, since it is larger than the sum of its proper divisors (60678925).

134213555 is a wasteful number, since it uses less digits than its factorization.

134213555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225598.

The product of its digits is 9000, while the sum is 29.

The square root of 134213555 is about 11585.0574016705. The cubic root of 134213555 is about 511.9946937011.

Adding to 134213555 its reverse (555312431), we get a palindrome (689525986).

The spelling of 134213555 in words is "one hundred thirty-four million, two hundred thirteen thousand, five hundred fifty-five".