1563464129 has 2 divisors, whose sum is σ = 1563464130. Its totient is φ = 1563464128.

The previous prime is 1563464101. The next prime is 1563464131. The reversal of 1563464129 is 9214643651.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1114024129 + 449440000 = 33377^2 + 21200^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1563464129 is a prime.

Together with 1563464131, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1563464159) 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, 781732064 + 781732065.

It is an arithmetic number, because the mean of its divisors is an integer number (781732065).

Almost surely, 2^1563464129 is an apocalyptic number.

It is an amenable number.

1563464129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1563464129 is an equidigital number, since it uses as much as digits as its factorization.

1563464129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 41.

The square root of 1563464129 is about 39540.6642458116. The cubic root of 1563464129 is about 1160.6358308179.

The spelling of 1563464129 in words is "one billion, five hundred sixty-three million, four hundred sixty-four thousand, one hundred twenty-nine".