124024289 has 2 divisors, whose sum is σ = 124024290. Its totient is φ = 124024288.

The previous prime is 124024283. The next prime is 124024301. The reversal of 124024289 is 982420421.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108160000 + 15864289 = 10400^2 + 3983^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124024289 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (124024283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62012144 + 62012145.

It is an arithmetic number, because the mean of its divisors is an integer number (62012145).

Almost surely, 2^124024289 is an apocalyptic number.

It is an amenable number.

124024289 is a deficient number, since it is larger than the sum of its proper divisors (1).

124024289 is an equidigital number, since it uses as much as digits as its factorization.

124024289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 124024289 is about 11136.6192805537. The cubic root of 124024289 is about 498.6956523130.

The spelling of 124024289 in words is "one hundred twenty-four million, twenty-four thousand, two hundred eighty-nine".