124984417 has 2 divisors, whose sum is σ = 124984418. Its totient is φ = 124984416.

The previous prime is 124984393. The next prime is 124984429. The reversal of 124984417 is 714489421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106998336 + 17986081 = 10344^2 + 4241^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124984417 is a prime.

It is a super-2 number, since 2×124984417² = 31242208985659778, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 124984417.

It is not a weakly prime, because it can be changed into another prime (124984117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62492208 + 62492209.

It is an arithmetic number, because the mean of its divisors is an integer number (62492209).

Almost surely, 2^124984417 is an apocalyptic number.

It is an amenable number.

124984417 is a deficient number, since it is larger than the sum of its proper divisors (1).

124984417 is an equidigital number, since it uses as much as digits as its factorization.

124984417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64512, while the sum is 40.

The square root of 124984417 is about 11179.6429728324. The cubic root of 124984417 is about 499.9792218032.

The spelling of 124984417 in words is "one hundred twenty-four million, nine hundred eighty-four thousand, four hundred seventeen".