1229480929 has 2 divisors, whose sum is σ = 1229480930. Its totient is φ = 1229480928.

The previous prime is 1229480921. The next prime is 1229480963. The reversal of 1229480929 is 9290849221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 941262400 + 288218529 = 30680^2 + 16977^2 .

It is a cyclic number.

It is not a de Polignac number, because 1229480929 - 2³ = 1229480921 is a prime.

It is not a weakly prime, because it can be changed into another prime (1229480921) 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, 614740464 + 614740465.

It is an arithmetic number, because the mean of its divisors is an integer number (614740465).

Almost surely, 2^1229480929 is an apocalyptic number.

It is an amenable number.

1229480929 is a deficient number, since it is larger than the sum of its proper divisors (1).

1229480929 is an equidigital number, since it uses as much as digits as its factorization.

1229480929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 186624, while the sum is 46.

The square root of 1229480929 is about 35063.9548396926. The cubic root of 1229480929 is about 1071.2905292182.

The spelling of 1229480929 in words is "one billion, two hundred twenty-nine million, four hundred eighty thousand, nine hundred twenty-nine".