20134116 has 48 divisors (see below), whose sum is σ = 53484480. Its totient is φ = 6546240.

The previous prime is 20134111. The next prime is 20134123. The reversal of 20134116 is 61143102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (20134111) 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, 2155 + ... + 6701.

It is an arithmetic number, because the mean of its divisors is an integer number (1114260).

Almost surely, 2^20134116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20134116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26742240).

20134116 is an abundant number, since it is smaller than the sum of its proper divisors (33350364).

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

20134116 is a wasteful number, since it uses less digits than its factorization.

20134116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4601 (or 4593 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 20134116 is about 4487.1055258373. The cubic root of 20134116 is about 272.0471551751.

Adding to 20134116 its reverse (61143102), we get a palindrome (81277218).

The spelling of 20134116 in words is "twenty million, one hundred thirty-four thousand, one hundred sixteen".