3123421144 has 16 divisors (see below), whose sum is σ = 5873797800. Its totient is φ = 1557075072.

The previous prime is 3123421129. The next prime is 3123421163. The reversal of 3123421144 is 4411243213.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 576574 + ... + 581965.

Almost surely, 2^3123421144 is an apocalyptic number.

It is an amenable number.

3123421144 is a deficient number, since it is larger than the sum of its proper divisors (2750376656).

3123421144 is a wasteful number, since it uses less digits than its factorization.

3123421144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158882 (or 1158878 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 3123421144 is about 55887.5759359806. The cubic root of 3123421144 is about 1461.7626088048.

Adding to 3123421144 its reverse (4411243213), we get a palindrome (7534664357).

The spelling of 3123421144 in words is "three billion, one hundred twenty-three million, four hundred twenty-one thousand, one hundred forty-four".