1113300420 has 48 divisors (see below), whose sum is σ = 3300611328. Its totient is φ = 279416320.

The previous prime is 1113300407. The next prime is 1113300449. The reversal of 1113300420 is 240033111.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1113300420.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 544716 + ... + 546755.

It is an arithmetic number, because the mean of its divisors is an integer number (68762736).

Almost surely, 2^1113300420 is an apocalyptic number.

1113300420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113300420 is an abundant number, since it is smaller than the sum of its proper divisors (2187310908).

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

1113300420 is a wasteful number, since it uses less digits than its factorization.

1113300420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091500 (or 1091498 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1113300420 is about 33366.1568059613. The cubic root of 1113300420 is about 1036.4239915184.

Adding to 1113300420 its reverse (240033111), we get a palindrome (1353333531).

The spelling of 1113300420 in words is "one billion, one hundred thirteen million, three hundred thousand, four hundred twenty".