63961103 has 2 divisors, whose sum is σ = 63961104. Its totient is φ = 63961102.

The previous prime is 63961061. The next prime is 63961111. The reversal of 63961103 is 30116936.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63961103 - 2⁶ = 63961039 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63961603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31980551 + 31980552.

It is an arithmetic number, because the mean of its divisors is an integer number (31980552).

Almost surely, 2^63961103 is an apocalyptic number.

63961103 is a deficient number, since it is larger than the sum of its proper divisors (1).

63961103 is an equidigital number, since it uses as much as digits as its factorization.

63961103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 63961103 is about 7997.5685680087. The cubic root of 63961103 is about 399.9189481609.

The spelling of 63961103 in words is "sixty-three million, nine hundred sixty-one thousand, one hundred three".