104142132 has 96 divisors (see below), whose sum is σ = 286473600. Its totient is φ = 32659200.

The previous prime is 104142131. The next prime is 104142179. The reversal of 104142132 is 231241401.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104142131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128007 + ... + 128817.

It is an arithmetic number, because the mean of its divisors is an integer number (2984100).

Almost surely, 2^104142132 is an apocalyptic number.

104142132 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 104142132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143236800).

104142132 is an abundant number, since it is smaller than the sum of its proper divisors (182331468).

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

104142132 is a wasteful number, since it uses less digits than its factorization.

104142132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894 (or 886 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 104142132 is about 10205.0052425268. The cubic root of 104142132 is about 470.4810707314.

Adding to 104142132 its reverse (231241401), we get a palindrome (335383533).

The spelling of 104142132 in words is "one hundred four million, one hundred forty-two thousand, one hundred thirty-two".