124543417 has 2 divisors, whose sum is σ = 124543418. Its totient is φ = 124543416.

The previous prime is 124543381. The next prime is 124543477. The reversal of 124543417 is 714345421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115326121 + 9217296 = 10739^2 + 3036^2 .

It is a cyclic number.

It is not a de Polignac number, because 124543417 - 2¹⁵ = 124510649 is a prime.

It is a super-2 number, since 2×124543417² = 31022125436071778, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (124543477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62271708 + 62271709.

It is an arithmetic number, because the mean of its divisors is an integer number (62271709).

Almost surely, 2^124543417 is an apocalyptic number.

It is an amenable number.

124543417 is a deficient number, since it is larger than the sum of its proper divisors (1).

124543417 is an equidigital number, since it uses as much as digits as its factorization.

124543417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13440, while the sum is 31.

The square root of 124543417 is about 11159.9021949119. The cubic root of 124543417 is about 499.3904799392.

Adding to 124543417 its reverse (714345421), we get a palindrome (838888838).

The spelling of 124543417 in words is "one hundred twenty-four million, five hundred forty-three thousand, four hundred seventeen".