42302431429 has 2 divisors, whose sum is σ = 42302431430. Its totient is φ = 42302431428.

The previous prime is 42302431393. The next prime is 42302431439. The reversal of 42302431429 is 92413420324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37860208929 + 4442222500 = 194577^2 + 66650^2 .

It is a cyclic number.

It is not a de Polignac number, because 42302431429 - 2⁹ = 42302430917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42302431394 and 42302431403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42302431439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21151215714 + 21151215715.

It is an arithmetic number, because the mean of its divisors is an integer number (21151215715).

Almost surely, 2^42302431429 is an apocalyptic number.

It is an amenable number.

42302431429 is a deficient number, since it is larger than the sum of its proper divisors (1).

42302431429 is an equidigital number, since it uses as much as digits as its factorization.

42302431429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 42302431429 in words is "forty-two billion, three hundred two million, four hundred thirty-one thousand, four hundred twenty-nine".