13478829563 has 2 divisors, whose sum is σ = 13478829564. Its totient is φ = 13478829562.

The previous prime is 13478829521. The next prime is 13478829589. The reversal of 13478829563 is 36592887431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13478829563 - 2¹² = 13478825467 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13478829499 and 13478829508.

It is not a weakly prime, because it can be changed into another prime (13478829503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6739414781 + 6739414782.

It is an arithmetic number, because the mean of its divisors is an integer number (6739414782).

Almost surely, 2^13478829563 is an apocalyptic number.

13478829563 is a deficient number, since it is larger than the sum of its proper divisors (1).

13478829563 is an equidigital number, since it uses as much as digits as its factorization.

13478829563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8709120, while the sum is 56.

The spelling of 13478829563 in words is "thirteen billion, four hundred seventy-eight million, eight hundred twenty-nine thousand, five hundred sixty-three".