41143540 has 12 divisors (see below), whose sum is σ = 86401476. Its totient is φ = 16457408.

The previous prime is 41143507. The next prime is 41143549. The reversal of 41143540 is 4534114.

It can be written as a sum of positive squares in 2 ways, for example, as 5071504 + 36072036 = 2252^2 + 6006^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41143549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1028569 + ... + 1028608.

It is an arithmetic number, because the mean of its divisors is an integer number (7200123).

Almost surely, 2^41143540 is an apocalyptic number.

It is an amenable number.

41143540 is an abundant number, since it is smaller than the sum of its proper divisors (45257936).

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

41143540 is a wasteful number, since it uses less digits than its factorization.

41143540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2057186 (or 2057184 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 41143540 is about 6414.3230352080. The cubic root of 41143540 is about 345.2236594957.

Adding to 41143540 its reverse (4534114), we get a palindrome (45677654).

The spelling of 41143540 in words is "forty-one million, one hundred forty-three thousand, five hundred forty".