423134314249 has 2 divisors, whose sum is σ = 423134314250. Its totient is φ = 423134314248.

The previous prime is 423134314201. The next prime is 423134314327. The reversal of 423134314249 is 942413431324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 359811624649 + 63322689600 = 599843^2 + 251640^2 .

It is a cyclic number.

It is not a de Polignac number, because 423134314249 - 2¹¹ = 423134312201 is a prime.

It is not a weakly prime, because it can be changed into another prime (423104314249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211567157124 + 211567157125.

It is an arithmetic number, because the mean of its divisors is an integer number (211567157125).

Almost surely, 2^423134314249 is an apocalyptic number.

It is an amenable number.

423134314249 is a deficient number, since it is larger than the sum of its proper divisors (1).

423134314249 is an equidigital number, since it uses as much as digits as its factorization.

423134314249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 40.

The spelling of 423134314249 in words is "four hundred twenty-three billion, one hundred thirty-four million, three hundred fourteen thousand, two hundred forty-nine".