1468646429 has 2 divisors, whose sum is σ = 1468646430. Its totient is φ = 1468646428.

The previous prime is 1468646357. The next prime is 1468646437. The reversal of 1468646429 is 9246468641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 953265625 + 515380804 = 30875^2 + 22702^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1468646429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1468646029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 734323214 + 734323215.

It is an arithmetic number, because the mean of its divisors is an integer number (734323215).

Almost surely, 2^1468646429 is an apocalyptic number.

It is an amenable number.

1468646429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1468646429 is an equidigital number, since it uses as much as digits as its factorization.

1468646429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1990656, while the sum is 50.

The square root of 1468646429 is about 38322.9230226506. The cubic root of 1468646429 is about 1136.6822664312.

The spelling of 1468646429 in words is "one billion, four hundred sixty-eight million, six hundred forty-six thousand, four hundred twenty-nine".