146831112 has 24 divisors (see below), whose sum is σ = 397667790. Its totient is φ = 48943680.

The previous prime is 146831081. The next prime is 146831123. The reversal of 146831112 is 211138641.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 95765796 + 51065316 = 9786^2 + 7146^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1019589 + ... + 1019732.

Almost surely, 2^146831112 is an apocalyptic number.

146831112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

146831112 is an abundant number, since it is smaller than the sum of its proper divisors (250836678).

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

146831112 is a wasteful number, since it uses less digits than its factorization.

146831112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2039333 (or 2039326 counting only the distinct ones).

The product of its digits is 1152, while the sum is 27.

The square root of 146831112 is about 12117.3888276311. The cubic root of 146831112 is about 527.5610159798.

Adding to 146831112 its reverse (211138641), we get a palindrome (357969753).

The spelling of 146831112 in words is "one hundred forty-six million, eight hundred thirty-one thousand, one hundred twelve".