1563275082 has 8 divisors (see below), whose sum is σ = 3126550176. Its totient is φ = 521091692.

The previous prime is 1563275081. The next prime is 1563275083. The reversal of 1563275082 is 2805723651.

It is an interprime number because it is at equal distance from previous prime (1563275081) and next prime (1563275083).

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

1563275082 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1563275082.

It is not an unprimeable number, because it can be changed into a prime (1563275081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130272918 + ... + 130272929.

It is an arithmetic number, because the mean of its divisors is an integer number (390818772).

Almost surely, 2^1563275082 is an apocalyptic number.

1563275082 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1563275082 is a wasteful number, since it uses less digits than its factorization.

1563275082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260545852.

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 1563275082 is about 39538.2736345430. The cubic root of 1563275082 is about 1160.5890493233.

The spelling of 1563275082 in words is "one billion, five hundred sixty-three million, two hundred seventy-five thousand, eighty-two".