124004417 has 2 divisors, whose sum is σ = 124004418. Its totient is φ = 124004416.

The previous prime is 124004401. The next prime is 124004429. The reversal of 124004417 is 714400421.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67092481 + 56911936 = 8191^2 + 7544^2 .

It is a cyclic number.

It is not a de Polignac number, because 124004417 - 2⁴ = 124004401 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124004392 and 124004401.

It is not a weakly prime, because it can be changed into another prime (124004437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62002208 + 62002209.

It is an arithmetic number, because the mean of its divisors is an integer number (62002209).

Almost surely, 2^124004417 is an apocalyptic number.

It is an amenable number.

124004417 is a deficient number, since it is larger than the sum of its proper divisors (1).

124004417 is an equidigital number, since it uses as much as digits as its factorization.

124004417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 124004417 is about 11135.7270530487. The cubic root of 124004417 is about 498.6690161076.

Adding to 124004417 its reverse (714400421), we get a palindrome (838404838).

It can be divided in two parts, 124004 and 417, that added together give a palindrome (124421).

The spelling of 124004417 in words is "one hundred twenty-four million, four thousand, four hundred seventeen".