1162563516 has 72 divisors (see below), whose sum is σ = 3056784640. Its totient is φ = 386346672.

The previous prime is 1162563511. The next prime is 1162563529. The reversal of 1162563516 is 6153652611.

1162563516 is a `hidden beast` number, since 1 + 1 + 6 + 2 + 5 + 635 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162563511) 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 23 ways as a sum of consecutive naturals, for example, 355095 + ... + 358353.

Almost surely, 2^1162563516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1162563516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1528392320).

1162563516 is an abundant number, since it is smaller than the sum of its proper divisors (1894221124).

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

1162563516 is a wasteful number, since it uses less digits than its factorization.

1162563516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3645 (or 3631 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 1162563516 is about 34096.3856735578. The cubic root of 1162563516 is about 1051.4910082849.

The spelling of 1162563516 in words is "one billion, one hundred sixty-two million, five hundred sixty-three thousand, five hundred sixteen".