4311012 has 24 divisors (see below), whose sum is σ = 10231200. Its totient is φ = 1412416.

The previous prime is 4311011. The next prime is 4311019. The reversal of 4311012 is 2101134.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (4311011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2337 + ... + 3752.

It is an arithmetic number, because the mean of its divisors is an integer number (426300).

Almost surely, 2^4311012 is an apocalyptic number.

It is an amenable number.

4311012 is an abundant number, since it is smaller than the sum of its proper divisors (5920188).

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

4311012 is a wasteful number, since it uses less digits than its factorization.

4311012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6155 (or 6153 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 4311012 is about 2076.2976665209. The cubic root of 4311012 is about 162.7520286391.

Adding to 4311012 its reverse (2101134), we get a palindrome (6412146).

The spelling of 4311012 in words is "four million, three hundred eleven thousand, twelve".