1229059613 has 2 divisors, whose sum is σ = 1229059614. Its totient is φ = 1229059612.

The previous prime is 1229059603. The next prime is 1229059679. The reversal of 1229059613 is 3169509221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1208466169 + 20593444 = 34763^2 + 4538^2 .

It is an emirp because it is prime and its reverse (3169509221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1229059613 - 2⁸ = 1229059357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1229059603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 614529806 + 614529807.

It is an arithmetic number, because the mean of its divisors is an integer number (614529807).

Almost surely, 2^1229059613 is an apocalyptic number.

It is an amenable number.

1229059613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1229059613 is an equidigital number, since it uses as much as digits as its factorization.

1229059613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 1229059613 is about 35057.9465028972. The cubic root of 1229059613 is about 1071.1681460250.

The spelling of 1229059613 in words is "one billion, two hundred twenty-nine million, fifty-nine thousand, six hundred thirteen".