393123084671 has 2 divisors, whose sum is σ = 393123084672. Its totient is φ = 393123084670.

The previous prime is 393123084647. The next prime is 393123084701. The reversal of 393123084671 is 176480321393.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 393123084671 - 2³⁰ = 392049342847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (393123014671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 196561542335 + 196561542336.

It is an arithmetic number, because the mean of its divisors is an integer number (196561542336).

Almost surely, 2^393123084671 is an apocalyptic number.

393123084671 is a deficient number, since it is larger than the sum of its proper divisors (1).

393123084671 is an equidigital number, since it uses as much as digits as its factorization.

393123084671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 47.

The spelling of 393123084671 in words is "three hundred ninety-three billion, one hundred twenty-three million, eighty-four thousand, six hundred seventy-one".