3231723392143 has 2 divisors, whose sum is σ = 3231723392144. Its totient is φ = 3231723392142.

The previous prime is 3231723392129. The next prime is 3231723392167. The reversal of 3231723392143 is 3412933271323.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3231723392143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3231723392143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3231723392243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1615861696071 + 1615861696072.

It is an arithmetic number, because the mean of its divisors is an integer number (1615861696072).

Almost surely, 2^{3231723392143} is an apocalyptic number.

3231723392143 is a deficient number, since it is larger than the sum of its proper divisors (1).

3231723392143 is an equidigital number, since it uses as much as digits as its factorization.

3231723392143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 489888, while the sum is 43.

The spelling of 3231723392143 in words is "three trillion, two hundred thirty-one billion, seven hundred twenty-three million, three hundred ninety-two thousand, one hundred forty-three".