1113031146 has 32 divisors (see below), whose sum is σ = 2265124608. Its totient is φ = 364538880.

The previous prime is 1113031103. The next prime is 1113031147. The reversal of 1113031146 is 6411303111.

It is not an unprimeable number, because it can be changed into a prime (1113031147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114010 + ... + 123386.

It is an arithmetic number, because the mean of its divisors is an integer number (70785144).

Almost surely, 2^1113031146 is an apocalyptic number.

1113031146 is an abundant number, since it is smaller than the sum of its proper divisors (1152093462).

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

1113031146 is a wasteful number, since it uses less digits than its factorization.

1113031146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9726.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 1113031146 is about 33362.1214253530. The cubic root of 1113031146 is about 1036.3404248152.

Adding to 1113031146 its reverse (6411303111), we get a palindrome (7524334257).

The spelling of 1113031146 in words is "one billion, one hundred thirteen million, thirty-one thousand, one hundred forty-six".