43475023 has 2 divisors, whose sum is σ = 43475024. Its totient is φ = 43475022.

The previous prime is 43475017. The next prime is 43475039. The reversal of 43475023 is 32057434.

43475023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43475023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43474982 and 43475000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43475053) 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 as a sum of consecutive naturals, namely, 21737511 + 21737512.

It is an arithmetic number, because the mean of its divisors is an integer number (21737512).

Almost surely, 2^43475023 is an apocalyptic number.

43475023 is a deficient number, since it is larger than the sum of its proper divisors (1).

43475023 is an equidigital number, since it uses as much as digits as its factorization.

43475023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 43475023 is about 6593.5592057704. The cubic root of 43475023 is about 351.6251578579.

It can be divided in two parts, 434 and 75023, that added together give a palindrome (75457).

The spelling of 43475023 in words is "forty-three million, four hundred seventy-five thousand, twenty-three".