141331728 has 80 divisors (see below), whose sum is σ = 396800000. Its totient is φ = 43182720.

The previous prime is 141331717. The next prime is 141331739. The reversal of 141331728 is 827133141.

It is an interprime number because it is at equal distance from previous prime (141331717) and next prime (141331739).

It is a junction number, because it is equal to n+sod(n) for n = 141331695 and 141331704.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25773 + ... + 30771.

It is an arithmetic number, because the mean of its divisors is an integer number (4960000).

Almost surely, 2^141331728 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 141331728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198400000).

141331728 is an abundant number, since it is smaller than the sum of its proper divisors (255468272).

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

141331728 is a wasteful number, since it uses less digits than its factorization.

141331728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5060 (or 5054 counting only the distinct ones).

The product of its digits is 4032, while the sum is 30.

The square root of 141331728 is about 11888.3021495923. The cubic root of 141331728 is about 520.8906432823.

Adding to 141331728 its reverse (827133141), we get a palindrome (968464869).

The spelling of 141331728 in words is "one hundred forty-one million, three hundred thirty-one thousand, seven hundred twenty-eight".