1121411320 has 32 divisors (see below), whose sum is σ = 2555121600. Its totient is φ = 442885248.

The previous prime is 1121411297. The next prime is 1121411323. The reversal of 1121411320 is 231141211.

It is a junction number, because it is equal to n+sod(n) for n = 1121411294 and 1121411303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121411323) 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, 174279 + ... + 180598.

It is an arithmetic number, because the mean of its divisors is an integer number (79847550).

Almost surely, 2^1121411320 is an apocalyptic number.

1121411320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121411320 is an abundant number, since it is smaller than the sum of its proper divisors (1433710280).

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

1121411320 is a wasteful number, since it uses less digits than its factorization.

1121411320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354967 (or 354963 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1121411320 is about 33487.4800485196. The cubic root of 1121411320 is about 1038.9348438698.

Adding to 1121411320 its reverse (231141211), we get a palindrome (1352552531).

The spelling of 1121411320 in words is "one billion, one hundred twenty-one million, four hundred eleven thousand, three hundred twenty".