31023303741623 has 2 divisors, whose sum is σ = 31023303741624. Its totient is φ = 31023303741622.

The previous prime is 31023303741613. The next prime is 31023303741659. The reversal of 31023303741623 is 32614730332013.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31023303741623 - 2⁴ = 31023303741607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31023303741613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15511651870811 + 15511651870812.

It is an arithmetic number, because the mean of its divisors is an integer number (15511651870812).

Almost surely, 2^{31023303741623} is an apocalyptic number.

31023303741623 is a deficient number, since it is larger than the sum of its proper divisors (1).

31023303741623 is an equidigital number, since it uses as much as digits as its factorization.

31023303741623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 38.

The spelling of 31023303741623 in words is "thirty-one trillion, twenty-three billion, three hundred three million, seven hundred forty-one thousand, six hundred twenty-three".