124342013 has 2 divisors, whose sum is σ = 124342014. Its totient is φ = 124342012.

The previous prime is 124341991. The next prime is 124342027. The reversal of 124342013 is 310243421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119202724 + 5139289 = 10918^2 + 2267^2 .

It is a cyclic number.

It is not a de Polignac number, because 124342013 - 2⁶ = 124341949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124362013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62171006 + 62171007.

It is an arithmetic number, because the mean of its divisors is an integer number (62171007).

Almost surely, 2^124342013 is an apocalyptic number.

It is an amenable number.

124342013 is a deficient number, since it is larger than the sum of its proper divisors (1).

124342013 is an equidigital number, since it uses as much as digits as its factorization.

124342013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 124342013 is about 11150.8749880895. The cubic root of 124342013 is about 499.1211401157.

Adding to 124342013 its reverse (310243421), we get a palindrome (434585434).

The spelling of 124342013 in words is "one hundred twenty-four million, three hundred forty-two thousand, thirteen".