1113985146 has 16 divisors (see below), whose sum is σ = 2359027584. Its totient is φ = 349485504.

The previous prime is 1113985141. The next prime is 1113985157. The reversal of 1113985146 is 6415893111.

It is not an unprimeable number, because it can be changed into a prime (1113985141) 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, 5460610 + ... + 5460813.

It is an arithmetic number, because the mean of its divisors is an integer number (147439224).

Almost surely, 2^1113985146 is an apocalyptic number.

1113985146 is an abundant number, since it is smaller than the sum of its proper divisors (1245042438).

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

1113985146 is a wasteful number, since it uses less digits than its factorization.

1113985146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10921445.

The product of its digits is 25920, while the sum is 39.

The square root of 1113985146 is about 33376.4160149049. The cubic root of 1113985146 is about 1036.6364292395.

The spelling of 1113985146 in words is "one billion, one hundred thirteen million, nine hundred eighty-five thousand, one hundred forty-six".