13063987 has 2 divisors, whose sum is σ = 13063988. Its totient is φ = 13063986.

The previous prime is 13063969. The next prime is 13064011. The reversal of 13063987 is 78936031.

13063987 is digitally balanced in base 3, 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 13063987 - 2²³ = 4675379 is a prime.

It is not a weakly prime, because it can be changed into another prime (13063907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6531993 + 6531994.

It is an arithmetic number, because the mean of its divisors is an integer number (6531994).

Almost surely, 2^13063987 is an apocalyptic number.

13063987 is a deficient number, since it is larger than the sum of its proper divisors (1).

13063987 is an equidigital number, since it uses as much as digits as its factorization.

13063987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 13063987 is about 3614.4137837276. The cubic root of 13063987 is about 235.5186192217.

The spelling of 13063987 in words is "thirteen million, sixty-three thousand, nine hundred eighty-seven".