342520402429 has 2 divisors, whose sum is σ = 342520402430. Its totient is φ = 342520402428.

The previous prime is 342520402363. The next prime is 342520402481. The reversal of 342520402429 is 924204025243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 330823979929 + 11696422500 = 575173^2 + 108150^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342520402429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342520402489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171260201214 + 171260201215.

It is an arithmetic number, because the mean of its divisors is an integer number (171260201215).

Almost surely, 2^342520402429 is an apocalyptic number.

It is an amenable number.

342520402429 is a deficient number, since it is larger than the sum of its proper divisors (1).

342520402429 is an equidigital number, since it uses as much as digits as its factorization.

342520402429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 37.

The spelling of 342520402429 in words is "three hundred forty-two billion, five hundred twenty million, four hundred two thousand, four hundred twenty-nine".