1916847063 has 6 divisors (see below), whose sum is σ = 2768779104. Its totient is φ = 1277898036.

The previous prime is 1916847061. The next prime is 1916847157. The reversal of 1916847063 is 3607486191.

It is a happy number.

1916847063 is a `hidden beast` number, since 19 + 168 + 470 + 6 + 3 = 666.

It is not a de Polignac number, because 1916847063 - 2¹ = 1916847061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1916847061) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 106491495 + ... + 106491512.

It is an arithmetic number, because the mean of its divisors is an integer number (461463184).

Almost surely, 2^1916847063 is an apocalyptic number.

1916847063 is a deficient number, since it is larger than the sum of its proper divisors (851932041).

1916847063 is a wasteful number, since it uses less digits than its factorization.

1916847063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212983013 (or 212983010 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 1916847063 is about 43781.8120113821. The cubic root of 1916847063 is about 1242.2122887765.

The spelling of 1916847063 in words is "one billion, nine hundred sixteen million, eight hundred forty-seven thousand, sixty-three".