16120134 has 48 divisors (see below), whose sum is σ = 37149840. Its totient is φ = 5235840.

The previous prime is 16120129. The next prime is 16120147. The reversal of 16120134 is 43102161.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19522 + ... + 20330.

It is an arithmetic number, because the mean of its divisors is an integer number (773955).

Almost surely, 2^16120134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16120134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18574920).

16120134 is an abundant number, since it is smaller than the sum of its proper divisors (21029706).

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

16120134 is an equidigital number, since it uses as much as digits as its factorization.

16120134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867 (or 855 counting only the distinct ones).

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

The square root of 16120134 is about 4014.9886674809. The cubic root of 16120134 is about 252.6133020906.

Adding to 16120134 its reverse (43102161), we get a palindrome (59222295).

The spelling of 16120134 in words is "sixteen million, one hundred twenty thousand, one hundred thirty-four".