1113425320 has 32 divisors (see below), whose sum is σ = 2863094400. Its totient is φ = 381745728.

The previous prime is 1113425311. The next prime is 1113425321. The reversal of 1113425320 is 235243111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1113425291 and 1113425300.

It is not an unprimeable number, because it can be changed into a prime (1113425321) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1987980 + ... + 1988539.

It is an arithmetic number, because the mean of its divisors is an integer number (89471700).

Almost surely, 2^1113425320 is an apocalyptic number.

1113425320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113425320 is an abundant number, since it is smaller than the sum of its proper divisors (1749669080).

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

1113425320 is a wasteful number, since it uses less digits than its factorization.

1113425320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3976537 (or 3976533 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1113425320 is about 33368.0284104410. The cubic root of 1113425320 is about 1036.4627485073.

Adding to 1113425320 its reverse (235243111), we get a palindrome (1348668431).

The spelling of 1113425320 in words is "one billion, one hundred thirteen million, four hundred twenty-five thousand, three hundred twenty".