134556555 has 32 divisors (see below), whose sum is σ = 256748544. Its totient is φ = 58836096.

The previous prime is 134556517. The next prime is 134556563. The reversal of 134556555 is 555655431.

It is not a de Polignac number, because 134556555 - 2⁷ = 134556427 is a prime.

It is an unprimeable number.

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, 25444 + ... + 30273.

It is an arithmetic number, because the mean of its divisors is an integer number (8023392).

Almost surely, 2^134556555 is an apocalyptic number.

134556555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

134556555 is a deficient number, since it is larger than the sum of its proper divisors (122191989).

134556555 is a wasteful number, since it uses less digits than its factorization.

134556555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55755.

The product of its digits is 225000, while the sum is 39.

The square root of 134556555 is about 11599.8515076703. The cubic root of 134556555 is about 512.4304787713.

It can be divided in two parts, 1345565 and 55, that added together give a triangular number (1345620 = T₁₆₄₀).

The spelling of 134556555 in words is "one hundred thirty-four million, five hundred fifty-six thousand, five hundred fifty-five".