3126712273 has 2 divisors, whose sum is σ = 3126712274. Its totient is φ = 3126712272.

The previous prime is 3126712243. The next prime is 3126712279. The reversal of 3126712273 is 3722176213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1678377024 + 1448335249 = 40968^2 + 38057^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3126712273 is a prime.

It is not a weakly prime, because it can be changed into another prime (3126712279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1563356136 + 1563356137.

It is an arithmetic number, because the mean of its divisors is an integer number (1563356137).

Almost surely, 2^3126712273 is an apocalyptic number.

It is an amenable number.

3126712273 is a deficient number, since it is larger than the sum of its proper divisors (1).

3126712273 is an equidigital number, since it uses as much as digits as its factorization.

3126712273 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 3126712273 is about 55917.0123754837. The cubic root of 3126712273 is about 1462.2758452378.

Adding to 3126712273 its reverse (3722176213), we get a palindrome (6848888486).

The spelling of 3126712273 in words is "three billion, one hundred twenty-six million, seven hundred twelve thousand, two hundred seventy-three".