423204231528971 has 2 divisors, whose sum is σ = 423204231528972. Its totient is φ = 423204231528970.

The previous prime is 423204231528863. The next prime is 423204231528989. The reversal of 423204231528971 is 179825132402324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423204231528971 - 2⁴⁶ = 352835487351307 is a prime.

It is not a weakly prime, because it can be changed into another prime (423204231528571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211602115764485 + 211602115764486.

It is an arithmetic number, because the mean of its divisors is an integer number (211602115764486).

Almost surely, 2^{423204231528971} is an apocalyptic number.

423204231528971 is a deficient number, since it is larger than the sum of its proper divisors (1).

423204231528971 is an equidigital number, since it uses as much as digits as its factorization.

423204231528971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 423204231528971 in words is "four hundred twenty-three trillion, two hundred four billion, two hundred thirty-one million, five hundred twenty-eight thousand, nine hundred seventy-one".