141320340 has 144 divisors (see below), whose sum is σ = 498476160. Its totient is φ = 31737600.

The previous prime is 141320339. The next prime is 141320363. The reversal of 141320340 is 43023141.

141320340 is a `hidden beast` number, since 1 + 4 + 1 + 320 + 340 = 666.

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 47 ways as a sum of consecutive naturals, for example, 73390 + ... + 75290.

It is an arithmetic number, because the mean of its divisors is an integer number (3461640).

Almost surely, 2^141320340 is an apocalyptic number.

141320340 is a gapful number since it is divisible by the number (10) 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 141320340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249238080).

141320340 is an abundant number, since it is smaller than the sum of its proper divisors (357155820).

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

141320340 is a wasteful number, since it uses less digits than its factorization.

141320340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982 (or 1977 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 141320340 is about 11887.8231817268. The cubic root of 141320340 is about 520.8766524112.

Adding to 141320340 its reverse (43023141), we get a palindrome (184343481).

The spelling of 141320340 in words is "one hundred forty-one million, three hundred twenty thousand, three hundred forty".