63907 has 2 divisors, whose sum is σ = 63908.
Its totient is φ = 63906.
The previous prime is 63901. The next prime is 63913. The reversal of 63907 is 70936.
It is a balanced prime because it is at equal distance from previous prime (63901) and next prime (63913).
It is a cyclic number.
It is not a de Polignac number, because 63907 - 215 = 31139 is a prime.
It is not a weakly prime, because it can be changed into another prime (63901) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31953 + 31954.
It is an arithmetic number, because the mean of its divisors is an integer number (31954).
263907 is an apocalyptic number.
63907 is a deficient number, since it is larger than the sum of its proper divisors (1).
63907 is an equidigital number, since it uses as much as digits as its factorization.
63907 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1134, while the sum is 25.
The square root of 63907 is about 252.7983386021.
The cubic root of 63907 is about 39.9806156077.
The spelling of 63907 in words is "sixty-three thousand, nine hundred seven".