1603616112 has 480 divisors, whose sum is σ = 5802168320. Its totient is φ = 403107840.

The previous prime is 1603616111. The next prime is 1603616117. The reversal of 1603616112 is 2116163061.

1603616112 is a `hidden beast` number, since 16 + 0 + 36 + 1 + 611 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1603616111) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 21967308 + ... + 21967380.

Almost surely, 2^1603616112 is an apocalyptic number.

1603616112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1603616112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2901084160).

1603616112 is an abundant number, since it is smaller than the sum of its proper divisors (4198552208).

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

1603616112 is a wasteful number, since it uses less digits than its factorization.

1603616112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181 (or 172 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 1603616112 is about 40045.1758892379. The cubic root of 1603616112 is about 1170.4875636138.

Adding to 1603616112 its reverse (2116163061), we get a palindrome (3719779173).

The spelling of 1603616112 in words is "one billion, six hundred three million, six hundred sixteen thousand, one hundred twelve".