134289456 has 80 divisors (see below), whose sum is σ = 413735424. Its totient is φ = 36698112.

The previous prime is 134289451. The next prime is 134289457. The reversal of 134289456 is 654982431.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (134289451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 961 + ... + 16416.

Almost surely, 2^134289456 is an apocalyptic number.

134289456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134289456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206867712).

134289456 is an abundant number, since it is smaller than the sum of its proper divisors (279445968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134289456 is a wasteful number, since it uses less digits than its factorization.

134289456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17418 (or 17412 counting only the distinct ones).

The product of its digits is 207360, while the sum is 42.

The square root of 134289456 is about 11588.3327532480. The cubic root of 134289456 is about 512.0911906259.

The spelling of 134289456 in words is "one hundred thirty-four million, two hundred eighty-nine thousand, four hundred fifty-six".