3131444651323 has 2 divisors, whose sum is σ = 3131444651324. Its totient is φ = 3131444651322.

The previous prime is 3131444651287. The next prime is 3131444651339. The reversal of 3131444651323 is 3231564441313.

3131444651323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3131444651323 - 2⁹ = 3131444650811 is a prime.

It is not a weakly prime, because it can be changed into another prime (3131444651123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1565722325661 + 1565722325662.

It is an arithmetic number, because the mean of its divisors is an integer number (1565722325662).

Almost surely, 2^{3131444651323} is an apocalyptic number.

3131444651323 is a deficient number, since it is larger than the sum of its proper divisors (1).

3131444651323 is an equidigital number, since it uses as much as digits as its factorization.

3131444651323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 40.

The spelling of 3131444651323 in words is "three trillion, one hundred thirty-one billion, four hundred forty-four million, six hundred fifty-one thousand, three hundred twenty-three".