10387963 has 2 divisors, whose sum is σ = 10387964. Its totient is φ = 10387962.

The previous prime is 10387961. The next prime is 10387981. The reversal of 10387963 is 36978301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10387963 - 2¹ = 10387961 is a prime.

Together with 10387961, it forms a pair of twin primes.

It is equal to p₆₈₈₆₂₇ and since 10387963 and 688627 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (10387961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5193981 + 5193982.

It is an arithmetic number, because the mean of its divisors is an integer number (5193982).

Almost surely, 2^10387963 is an apocalyptic number.

10387963 is a deficient number, since it is larger than the sum of its proper divisors (1).

10387963 is an equidigital number, since it uses as much as digits as its factorization.

10387963 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 10387963 is about 3223.0363013779. The cubic root of 10387963 is about 218.1943319475.

The spelling of 10387963 in words is "ten million, three hundred eighty-seven thousand, nine hundred sixty-three".