3123671311 has 2 divisors, whose sum is σ = 3123671312. Its totient is φ = 3123671310.

The previous prime is 3123671303. The next prime is 3123671323. The reversal of 3123671311 is 1131763213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3123671311 - 2³ = 3123671303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3123671311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3123671351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561835655 + 1561835656.

It is an arithmetic number, because the mean of its divisors is an integer number (1561835656).

Almost surely, 2^3123671311 is an apocalyptic number.

3123671311 is a deficient number, since it is larger than the sum of its proper divisors (1).

3123671311 is an equidigital number, since it uses as much as digits as its factorization.

3123671311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268, while the sum is 28.

The square root of 3123671311 is about 55889.8140182985. The cubic root of 3123671311 is about 1461.8016338553.

The spelling of 3123671311 in words is "three billion, one hundred twenty-three million, six hundred seventy-one thousand, three hundred eleven".