1963062863 has 6 divisors (see below), whose sum is σ = 1988232624. Its totient is φ = 1938207804.

The previous prime is 1963062853. The next prime is 1963062877. The reversal of 1963062863 is 3682603691.

It is not a de Polignac number, because 1963062863 - 2¹⁰ = 1963061839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1963062833) 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 in 5 ways as a sum of consecutive naturals, for example, 151031 + ... + 163512.

It is an arithmetic number, because the mean of its divisors is an integer number (331372104).

Almost surely, 2^1963062863 is an apocalyptic number.

1963062863 is a deficient number, since it is larger than the sum of its proper divisors (25169761).

1963062863 is an frugal number, since it uses more digits than its factorization.

1963062863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314701 (or 314622 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 44.

The square root of 1963062863 is about 44306.4652505704. The cubic root of 1963062863 is about 1252.1164917874.

The spelling of 1963062863 in words is "one billion, nine hundred sixty-three million, sixty-two thousand, eight hundred sixty-three".