43530105 has 16 divisors (see below), whose sum is σ = 70006464. Its totient is φ = 23096640.

The previous prime is 43530103. The next prime is 43530127. The reversal of 43530105 is 50103534.

It is not a de Polignac number, because 43530105 - 2¹ = 43530103 is a prime.

It is a super-2 number, since 2×43530105² = 3789740082622050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43530103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4411 + ... + 10320.

It is an arithmetic number, because the mean of its divisors is an integer number (4375404).

Almost surely, 2^43530105 is an apocalyptic number.

It is an amenable number.

43530105 is a deficient number, since it is larger than the sum of its proper divisors (26476359).

43530105 is a wasteful number, since it uses less digits than its factorization.

43530105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14936.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 43530105 is about 6597.7348385639. The cubic root of 43530105 is about 351.7735959084.

Adding to 43530105 its reverse (50103534), we get a palindrome (93633639).

The spelling of 43530105 in words is "forty-three million, five hundred thirty thousand, one hundred five".