43133147 has 2 divisors, whose sum is σ = 43133148. Its totient is φ = 43133146.

The previous prime is 43133113. The next prime is 43133159. The reversal of 43133147 is 74133134.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43133147 - 2¹⁶ = 43067611 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (43133647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21566573 + 21566574.

It is an arithmetic number, because the mean of its divisors is an integer number (21566574).

Almost surely, 2^43133147 is an apocalyptic number.

43133147 is a deficient number, since it is larger than the sum of its proper divisors (1).

43133147 is an equidigital number, since it uses as much as digits as its factorization.

43133147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 26.

The square root of 43133147 is about 6567.5830409672. The cubic root of 43133147 is about 350.7010357328.

The spelling of 43133147 in words is "forty-three million, one hundred thirty-three thousand, one hundred forty-seven".