3216453123 has 24 divisors (see below), whose sum is σ = 4659033600. Its totient is φ = 1972894560.

The previous prime is 3216453103. The next prime is 3216453127. The reversal of 3216453123 is 3213546123.

It is not a de Polignac number, because 3216453123 - 2⁶ = 3216453059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3216453127) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 147478 + ... + 167876.

It is an arithmetic number, because the mean of its divisors is an integer number (194126400).

Almost surely, 2^3216453123 is an apocalyptic number.

3216453123 is a deficient number, since it is larger than the sum of its proper divisors (1442580477).

3216453123 is a wasteful number, since it uses less digits than its factorization.

3216453123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20739 (or 20726 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

The square root of 3216453123 is about 56713.7824783359. The cubic root of 3216453123 is about 1476.1338592511.

Adding to 3216453123 its reverse (3213546123), we get a palindrome (6429999246).

The spelling of 3216453123 in words is "three billion, two hundred sixteen million, four hundred fifty-three thousand, one hundred twenty-three".