124320653 has 4 divisors (see below), whose sum is σ = 124528800. Its totient is φ = 124112508.

The previous prime is 124320649. The next prime is 124320659. The reversal of 124320653 is 356023421.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 124320653 - 2² = 124320649 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124320659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103175 + ... + 104372.

It is an arithmetic number, because the mean of its divisors is an integer number (31132200).

Almost surely, 2^124320653 is an apocalyptic number.

It is an amenable number.

124320653 is a deficient number, since it is larger than the sum of its proper divisors (208147).

124320653 is an equidigital number, since it uses as much as digits as its factorization.

124320653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208146.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 124320653 is about 11149.9171745803. The cubic root of 124320653 is about 499.0925580947.

The spelling of 124320653 in words is "one hundred twenty-four million, three hundred twenty thousand, six hundred fifty-three".