124344065 has 4 divisors (see below), whose sum is σ = 149212884. Its totient is φ = 99475248.

The previous prime is 124344041. The next prime is 124344071. The reversal of 124344065 is 560443421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14010049 + 110334016 = 3743^2 + 10504^2 .

It is a cyclic number.

It is not a de Polignac number, because 124344065 - 2¹⁰ = 124343041 is a prime.

It is a super-2 number, since 2×124344065² = 30922893001448450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 12434402 + ... + 12434411.

It is an arithmetic number, because the mean of its divisors is an integer number (37303221).

Almost surely, 2^124344065 is an apocalyptic number.

It is an amenable number.

124344065 is a deficient number, since it is larger than the sum of its proper divisors (24868819).

124344065 is an equidigital number, since it uses as much as digits as its factorization.

124344065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24868818.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 124344065 is about 11150.9669984266. The cubic root of 124344065 is about 499.1238857443.

Adding to 124344065 its reverse (560443421), we get a palindrome (684787486).

The spelling of 124344065 in words is "one hundred twenty-four million, three hundred forty-four thousand, sixty-five".