134998992 has 60 divisors (see below), whose sum is σ = 382624320. Its totient is φ = 44426304.

The previous prime is 134998979. The next prime is 134998999. The reversal of 134998992 is 299899431.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134998999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5443 + ... + 17309.

It is an arithmetic number, because the mean of its divisors is an integer number (6377072).

Almost surely, 2^134998992 is an apocalyptic number.

134998992 is a gapful number since it is divisible by the number (12) 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 134998992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191312160).

134998992 is an abundant number, since it is smaller than the sum of its proper divisors (247625328).

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

134998992 is a wasteful number, since it uses less digits than its factorization.

134998992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11960 (or 11951 counting only the distinct ones).

The product of its digits is 1259712, while the sum is 54.

The square root of 134998992 is about 11618.9066611278. The cubic root of 134998992 is about 512.9915072178.

The spelling of 134998992 in words is "one hundred thirty-four million, nine hundred ninety-eight thousand, nine hundred ninety-two".