1163361120 has 48 divisors (see below), whose sum is σ = 3664589040. Its totient is φ = 310229504.

The previous prime is 1163361113. The next prime is 1163361139. The reversal of 1163361120 is 211633611.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1211355 + ... + 1212314.

It is an arithmetic number, because the mean of its divisors is an integer number (76345605).

Almost surely, 2^1163361120 is an apocalyptic number.

1163361120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1163361120 is an abundant number, since it is smaller than the sum of its proper divisors (2501227920).

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

1163361120 is a wasteful number, since it uses less digits than its factorization.

1163361120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2423687 (or 2423679 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 1163361120 is about 34108.0799811423. The cubic root of 1163361120 is about 1051.7314200125.

Adding to 1163361120 its reverse (211633611), we get a palindrome (1374994731).

The spelling of 1163361120 in words is "one billion, one hundred sixty-three million, three hundred sixty-one thousand, one hundred twenty".