43124099 has 2 divisors, whose sum is σ = 43124100. Its totient is φ = 43124098.

The previous prime is 43124089. The next prime is 43124101. The reversal of 43124099 is 99042134.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43124099 is a prime.

It is a Sophie Germain prime.

Together with 43124101, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (43124009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21562049 + 21562050.

It is an arithmetic number, because the mean of its divisors is an integer number (21562050).

Almost surely, 2^43124099 is an apocalyptic number.

43124099 is a deficient number, since it is larger than the sum of its proper divisors (1).

43124099 is an equidigital number, since it uses as much as digits as its factorization.

43124099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 43124099 is about 6566.8941669559. The cubic root of 43124099 is about 350.6765119416.

The spelling of 43124099 in words is "forty-three million, one hundred twenty-four thousand, ninety-nine".