1113421036 has 24 divisors (see below), whose sum is σ = 2398138400. Its totient is φ = 440474112.

The previous prime is 1113421027. The next prime is 1113421073. The reversal of 1113421036 is 6301243111.

It is a junction number, because it is equal to n+sod(n) for n = 1113420998 and 1113421016.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1529061 + ... + 1529788.

Almost surely, 2^1113421036 is an apocalyptic number.

It is an amenable number.

1113421036 is an abundant number, since it is smaller than the sum of its proper divisors (1284717364).

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

1113421036 is a wasteful number, since it uses less digits than its factorization.

1113421036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3058873 (or 3058871 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1113421036 is about 33367.9642171949. The cubic root of 1113421036 is about 1036.4614192123.

Adding to 1113421036 its reverse (6301243111), we get a palindrome (7414664147).

The spelling of 1113421036 in words is "one billion, one hundred thirteen million, four hundred twenty-one thousand, thirty-six".