423341223457 has 2 divisors, whose sum is σ = 423341223458. Its totient is φ = 423341223456.

The previous prime is 423341223353. The next prime is 423341223463. The reversal of 423341223457 is 754322143324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 374555016081 + 48786207376 = 612009^2 + 220876^2 .

It is a cyclic number.

It is not a de Polignac number, because 423341223457 - 2⁷ = 423341223329 is a prime.

It is not a weakly prime, because it can be changed into another prime (423341223157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211670611728 + 211670611729.

It is an arithmetic number, because the mean of its divisors is an integer number (211670611729).

Almost surely, 2^423341223457 is an apocalyptic number.

It is an amenable number.

423341223457 is a deficient number, since it is larger than the sum of its proper divisors (1).

423341223457 is an equidigital number, since it uses as much as digits as its factorization.

423341223457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 40.

The spelling of 423341223457 in words is "four hundred twenty-three billion, three hundred forty-one million, two hundred twenty-three thousand, four hundred fifty-seven".