43140163 has 8 divisors (see below), whose sum is σ = 47630016. Its totient is φ = 38745000.

The previous prime is 43140121. The next prime is 43140193. The reversal of 43140163 is 36104134.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43140163 - 2²¹ = 41043011 is a prime.

It is a super-2 number, since 2×43140163² = 3722147327333138, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43140103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22713 + ... + 24538.

It is an arithmetic number, because the mean of its divisors is an integer number (5953752).

Almost surely, 2^43140163 is an apocalyptic number.

43140163 is a deficient number, since it is larger than the sum of its proper divisors (4489853).

43140163 is a wasteful number, since it uses less digits than its factorization.

43140163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47345.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 43140163 is about 6568.1171579076. The cubic root of 43140163 is about 350.7200496100.

Adding to 43140163 its reverse (36104134), we get a palindrome (79244297).

The spelling of 43140163 in words is "forty-three million, one hundred forty thousand, one hundred sixty-three".