1136220320 has 24 divisors (see below), whose sum is σ = 2684320884. Its totient is φ = 454488064.

The previous prime is 1136220301. The next prime is 1136220353. The reversal of 1136220320 is 230226311.

It is a happy number.

1136220320 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1101974416 + 34245904 = 33196^2 + 5852^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1136220292 and 1136220301.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3550529 + ... + 3550848.

Almost surely, 2^1136220320 is an apocalyptic number.

1136220320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1136220320 is an abundant number, since it is smaller than the sum of its proper divisors (1548100564).

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

1136220320 is an equidigital number, since it uses as much as digits as its factorization.

1136220320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7101392 (or 7101384 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1136220320 is about 33707.8673309363. The cubic root of 1136220320 is about 1043.4881398380.

Adding to 1136220320 its reverse (230226311), we get a palindrome (1366446631).

The spelling of 1136220320 in words is "one billion, one hundred thirty-six million, two hundred twenty thousand, three hundred twenty".