1994106963 has 8 divisors (see below), whose sum is σ = 2659547088. Its totient is φ = 1329035744.

The previous prime is 1994106949. The next prime is 1994106977. The reversal of 1994106963 is 3696014991.

It is an interprime number because it is at equal distance from previous prime (1994106949) and next prime (1994106977).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1994106963 - 2⁸ = 1994106707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1994106263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79356 + ... + 101417.

It is an arithmetic number, because the mean of its divisors is an integer number (332443386).

Almost surely, 2^1994106963 is an apocalyptic number.

1994106963 is a deficient number, since it is larger than the sum of its proper divisors (665440125).

1994106963 is a wasteful number, since it uses less digits than its factorization.

1994106963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184453.

The product of its (nonzero) digits is 314928, while the sum is 48.

The square root of 1994106963 is about 44655.4247880367. The cubic root of 1994106963 is about 1258.6823722742.

The spelling of 1994106963 in words is "one billion, nine hundred ninety-four million, one hundred six thousand, nine hundred sixty-three".