124134217 has 2 divisors, whose sum is σ = 124134218. Its totient is φ = 124134216.

The previous prime is 124134203. The next prime is 124134233. The reversal of 124134217 is 712431421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122855056 + 1279161 = 11084^2 + 1131^2 .

It is a cyclic number.

It is not a de Polignac number, because 124134217 - 2¹⁵ = 124101449 is a prime.

It is a super-4 number, since 4×124134217⁴ (a number of 33 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 124134191 and 124134200.

It is not a weakly prime, because it can be changed into another prime (124134617) by changing a digit.

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 as a sum of consecutive naturals, namely, 62067108 + 62067109.

It is an arithmetic number, because the mean of its divisors is an integer number (62067109).

Almost surely, 2^124134217 is an apocalyptic number.

It is an amenable number.

124134217 is a deficient number, since it is larger than the sum of its proper divisors (1).

124134217 is an equidigital number, since it uses as much as digits as its factorization.

124134217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1344, while the sum is 25.

The square root of 124134217 is about 11141.5536169782. The cubic root of 124134217 is about 498.8429471896.

Adding to 124134217 its reverse (712431421), we get a palindrome (836565638).

The spelling of 124134217 in words is "one hundred twenty-four million, one hundred thirty-four thousand, two hundred seventeen".