1563116732 has 12 divisors (see below), whose sum is σ = 2736207936. Its totient is φ = 781343040.

The previous prime is 1563116671. The next prime is 1563116749. The reversal of 1563116732 is 2376113651.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1563116692 and 1563116701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36908 + ... + 66995.

It is an arithmetic number, because the mean of its divisors is an integer number (228017328).

Almost surely, 2^1563116732 is an apocalyptic number.

It is an amenable number.

1563116732 is a deficient number, since it is larger than the sum of its proper divisors (1173091204).

1563116732 is a wasteful number, since it uses less digits than its factorization.

1563116732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107668 (or 107666 counting only the distinct ones).

The product of its digits is 22680, while the sum is 35.

The square root of 1563116732 is about 39536.2710937691. The cubic root of 1563116732 is about 1160.5498611933.

The spelling of 1563116732 in words is "one billion, five hundred sixty-three million, one hundred sixteen thousand, seven hundred thirty-two".