43481017 has 4 divisors (see below), whose sum is σ = 45371520. Its totient is φ = 41590516.

The previous prime is 43480991. The next prime is 43481023. The reversal of 43481017 is 71018434.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43481017 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (43481077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 945217 + ... + 945262.

It is an arithmetic number, because the mean of its divisors is an integer number (11342880).

Almost surely, 2^43481017 is an apocalyptic number.

It is an amenable number.

43481017 is a deficient number, since it is larger than the sum of its proper divisors (1890503).

43481017 is a wasteful number, since it uses less digits than its factorization.

43481017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1890502.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 43481017 is about 6594.0137245838. The cubic root of 43481017 is about 351.6413169012.

The spelling of 43481017 in words is "forty-three million, four hundred eighty-one thousand, seventeen".