3123454112 has 24 divisors (see below), whose sum is σ = 6158116692. Its totient is φ = 1559488000.

The previous prime is 3123454111. The next prime is 3123454121. The reversal of 3123454112 is 2114543213.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2436804496 + 686649616 = 49364^2 + 26204^2 .

It is not an unprimeable number, because it can be changed into a prime (3123454111) 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 3 ways as a sum of consecutive naturals, for example, 47189 + ... + 92052.

Almost surely, 2^3123454112 is an apocalyptic number.

3123454112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3123454112 is a deficient number, since it is larger than the sum of its proper divisors (3034662580).

3123454112 is a wasteful number, since it uses less digits than its factorization.

3123454112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139952 (or 139944 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 3123454112 is about 55887.8708844773. The cubic root of 3123454112 is about 1461.7677518000.

Adding to 3123454112 its reverse (2114543213), we get a palindrome (5237997325).

The spelling of 3123454112 in words is "three billion, one hundred twenty-three million, four hundred fifty-four thousand, one hundred twelve".