3143145749189 has 2 divisors, whose sum is σ = 3143145749190. Its totient is φ = 3143145749188.

The previous prime is 3143145749171. The next prime is 3143145749221. The reversal of 3143145749189 is 9819475413413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3006814956289 + 136330792900 = 1734017^2 + 369230^2 .

It is a cyclic number.

It is not a de Polignac number, because 3143145749189 - 2²⁸ = 3142877313733 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3143145743189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1571572874594 + 1571572874595.

It is an arithmetic number, because the mean of its divisors is an integer number (1571572874595).

Almost surely, 2^{3143145749189} is an apocalyptic number.

It is an amenable number.

3143145749189 is a deficient number, since it is larger than the sum of its proper divisors (1).

3143145749189 is an equidigital number, since it uses as much as digits as its factorization.

3143145749189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13063680, while the sum is 59.

The spelling of 3143145749189 in words is "three trillion, one hundred forty-three billion, one hundred forty-five million, seven hundred forty-nine thousand, one hundred eighty-nine".