134210889 has 12 divisors (see below), whose sum is σ = 204063600. Its totient is φ = 84764664.

The previous prime is 134210887. The next prime is 134210959. The reversal of 134210889 is 988012431.

It is not a de Polignac number, because 134210889 - 2¹ = 134210887 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (134210887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 392259 + ... + 392600.

It is an arithmetic number, because the mean of its divisors is an integer number (17005300).

Almost surely, 2^134210889 is an apocalyptic number.

134210889 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

134210889 is a deficient number, since it is larger than the sum of its proper divisors (69852711).

134210889 is a wasteful number, since it uses less digits than its factorization.

134210889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784884 (or 784881 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 134210889 is about 11584.9423390883. The cubic root of 134210889 is about 511.9913036141.

The spelling of 134210889 in words is "one hundred thirty-four million, two hundred ten thousand, eight hundred eighty-nine".