43148943 has 60 divisors (see below), whose sum is σ = 72266040. Its totient is φ = 25575264.

The previous prime is 43148929. The next prime is 43148947. The reversal of 43148943 is 34984134.

43148943 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43148943 - 2⁶ = 43148879 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43148898 and 43148907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43148947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 814105 + ... + 814157.

It is an arithmetic number, because the mean of its divisors is an integer number (1204434).

Almost surely, 2^43148943 is an apocalyptic number.

43148943 is a deficient number, since it is larger than the sum of its proper divisors (29117097).

43148943 is a wasteful number, since it uses less digits than its factorization.

43148943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130 (or 98 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 43148943 is about 6568.7855041857. The cubic root of 43148943 is about 350.7438411532.

The spelling of 43148943 in words is "forty-three million, one hundred forty-eight thousand, nine hundred forty-three".