124049929 has 2 divisors, whose sum is σ = 124049930. Its totient is φ = 124049928.

The previous prime is 124049927. The next prime is 124049951. The reversal of 124049929 is 929940421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97061904 + 26988025 = 9852^2 + 5195^2 .

It is a cyclic number.

It is not a de Polignac number, because 124049929 - 2¹ = 124049927 is a prime.

Together with 124049927, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 124049891 and 124049900.

It is not a weakly prime, because it can be changed into another prime (124049921) 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, 62024964 + 62024965.

It is an arithmetic number, because the mean of its divisors is an integer number (62024965).

Almost surely, 2^124049929 is an apocalyptic number.

It is an amenable number.

124049929 is a deficient number, since it is larger than the sum of its proper divisors (1).

124049929 is an equidigital number, since it uses as much as digits as its factorization.

124049929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 124049929 is about 11137.7703783118. The cubic root of 124049929 is about 498.7300156774.

The spelling of 124049929 in words is "one hundred twenty-four million, forty-nine thousand, nine hundred twenty-nine".