13963567 has 2 divisors, whose sum is σ = 13963568. Its totient is φ = 13963566.

The previous prime is 13963561. The next prime is 13963583. The reversal of 13963567 is 76536931.

13963567 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13963567 - 2¹⁵ = 13930799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13963561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6981783 + 6981784.

It is an arithmetic number, because the mean of its divisors is an integer number (6981784).

Almost surely, 2^13963567 is an apocalyptic number.

13963567 is a deficient number, since it is larger than the sum of its proper divisors (1).

13963567 is an equidigital number, since it uses as much as digits as its factorization.

13963567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102060, while the sum is 40.

The square root of 13963567 is about 3736.7856507967. The cubic root of 13963567 is about 240.8049764335.

The spelling of 13963567 in words is "thirteen million, nine hundred sixty-three thousand, five hundred sixty-seven".