3143147173 has 2 divisors, whose sum is σ = 3143147174. Its totient is φ = 3143147172.

The previous prime is 3143147131. The next prime is 3143147177. The reversal of 3143147173 is 3717413413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2802855364 + 340291809 = 52942^2 + 18447^2 .

It is a cyclic number.

It is not a de Polignac number, because 3143147173 - 2¹³ = 3143138981 is a prime.

It is a super-2 number, since 2×3143147173² = 19758748302275783858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3143147177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1571573586 + 1571573587.

It is an arithmetic number, because the mean of its divisors is an integer number (1571573587).

Almost surely, 2^3143147173 is an apocalyptic number.

It is an amenable number.

3143147173 is a deficient number, since it is larger than the sum of its proper divisors (1).

3143147173 is an equidigital number, since it uses as much as digits as its factorization.

3143147173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21168, while the sum is 34.

The square root of 3143147173 is about 56063.7777267997. Note that the first 4 decimals coincide. The cubic root of 3143147173 is about 1464.8334169754.

The spelling of 3143147173 in words is "three billion, one hundred forty-three million, one hundred forty-seven thousand, one hundred seventy-three".