1563133630 has 16 divisors (see below), whose sum is σ = 2816101584. Its totient is φ = 624706560.

The previous prime is 1563133609. The next prime is 1563133673. The reversal of 1563133630 is 363313651.

It is a junction number, because it is equal to n+sod(n) for n = 1563133592 and 1563133601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56256 + ... + 79315.

It is an arithmetic number, because the mean of its divisors is an integer number (176006349).

Almost surely, 2^1563133630 is an apocalyptic number.

1563133630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1563133630 is a deficient number, since it is larger than the sum of its proper divisors (1252967954).

1563133630 is a wasteful number, since it uses less digits than its factorization.

1563133630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136731.

The product of its (nonzero) digits is 14580, while the sum is 31.

The square root of 1563133630 is about 39536.4847956922. The cubic root of 1563133630 is about 1160.5540432015.

The spelling of 1563133630 in words is "one billion, five hundred sixty-three million, one hundred thirty-three thousand, six hundred thirty".