1163604036 has 48 divisors (see below), whose sum is σ = 3153825920. Its totient is φ = 327006720.

The previous prime is 1163604011. The next prime is 1163604059. The reversal of 1163604036 is 6304063611.

It is a junction number, because it is equal to n+sod(n) for n = 1163603994 and 1163604012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108421 + ... + 118668.

Almost surely, 2^1163604036 is an apocalyptic number.

It is an amenable number.

1163604036 is an abundant number, since it is smaller than the sum of its proper divisors (1990221884).

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

1163604036 is a wasteful number, since it uses less digits than its factorization.

1163604036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227164 (or 227162 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 1163604036 is about 34111.6407696845. The cubic root of 1163604036 is about 1051.8046172927.

Adding to 1163604036 its reverse (6304063611), we get a palindrome (7467667647).

The spelling of 1163604036 in words is "one billion, one hundred sixty-three million, six hundred four thousand, thirty-six".