1163521360 has 40 divisors (see below), whose sum is σ = 2709514080. Its totient is φ = 464664192.

The previous prime is 1163521339. The next prime is 1163521367. The reversal of 1163521360 is 631253611.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163521367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40131 + ... + 62749.

It is an arithmetic number, because the mean of its divisors is an integer number (67737852).

Almost surely, 2^1163521360 is an apocalyptic number.

1163521360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1163521360 is an abundant number, since it is smaller than the sum of its proper divisors (1545992720).

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

1163521360 is a wasteful number, since it uses less digits than its factorization.

1163521360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23275 (or 23269 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1163521360 is about 34110.4289037825. The cubic root of 1163521360 is about 1051.7797058809.

Adding to 1163521360 its reverse (631253611), we get a palindrome (1794774971).

The spelling of 1163521360 in words is "one billion, one hundred sixty-three million, five hundred twenty-one thousand, three hundred sixty".