104863961 has 2 divisors, whose sum is σ = 104863962. Its totient is φ = 104863960.

The previous prime is 104863951. The next prime is 104863987. The reversal of 104863961 is 169368401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53655625 + 51208336 = 7325^2 + 7156^2 .

It is a cyclic number.

It is not a de Polignac number, because 104863961 - 2¹⁰ = 104862937 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (104863901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52431980 + 52431981.

It is an arithmetic number, because the mean of its divisors is an integer number (52431981).

Almost surely, 2^104863961 is an apocalyptic number.

It is an amenable number.

104863961 is a deficient number, since it is larger than the sum of its proper divisors (1).

104863961 is an equidigital number, since it uses as much as digits as its factorization.

104863961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 104863961 is about 10240.3105909928. The cubic root of 104863961 is about 471.5655670028.

The spelling of 104863961 in words is "one hundred four million, eight hundred sixty-three thousand, nine hundred sixty-one".