124533613 has 2 divisors, whose sum is σ = 124533614. Its totient is φ = 124533612.

The previous prime is 124533593. The next prime is 124533649. The reversal of 124533613 is 316335421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116704809 + 7828804 = 10803^2 + 2798^2 .

It is an emirp because it is prime and its reverse (316335421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124533613 - 2¹³ = 124525421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124533683) 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 as a sum of consecutive naturals, namely, 62266806 + 62266807.

It is an arithmetic number, because the mean of its divisors is an integer number (62266807).

Almost surely, 2^124533613 is an apocalyptic number.

It is an amenable number.

124533613 is a deficient number, since it is larger than the sum of its proper divisors (1).

124533613 is an equidigital number, since it uses as much as digits as its factorization.

124533613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 28.

The square root of 124533613 is about 11159.4629351058. The cubic root of 124533613 is about 499.3773756664.

The spelling of 124533613 in words is "one hundred twenty-four million, five hundred thirty-three thousand, six hundred thirteen".