1113140420 has 48 divisors (see below), whose sum is σ = 2675059968. Its totient is φ = 381144960.

The previous prime is 1113140377. The next prime is 1113140443. The reversal of 1113140420 is 240413111.

It is a happy number.

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, 110390 + ... + 120050.

It is an arithmetic number, because the mean of its divisors is an integer number (55730416).

Almost surely, 2^1113140420 is an apocalyptic number.

1113140420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113140420 is an abundant number, since it is smaller than the sum of its proper divisors (1561919548).

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

1113140420 is a wasteful number, since it uses less digits than its factorization.

1113140420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10500 (or 10498 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1113140420 is about 33363.7590807751. The cubic root of 1113140420 is about 1036.3743386184.

Adding to 1113140420 its reverse (240413111), we get a palindrome (1353553531).

The spelling of 1113140420 in words is "one billion, one hundred thirteen million, one hundred forty thousand, four hundred twenty".