342163397 has 2 divisors, whose sum is σ = 342163398. Its totient is φ = 342163396.

The previous prime is 342163363. The next prime is 342163447. The reversal of 342163397 is 793361243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 263770081 + 78393316 = 16241^2 + 8854^2 .

It is a cyclic number.

It is not a de Polignac number, because 342163397 - 2²⁴ = 325386181 is a prime.

It is a super-4 number, since 4×342163397⁴ (a number of 35 digits) contains 4444 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 342163397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342163357) 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, 171081698 + 171081699.

It is an arithmetic number, because the mean of its divisors is an integer number (171081699).

Almost surely, 2^342163397 is an apocalyptic number.

It is an amenable number.

342163397 is a deficient number, since it is larger than the sum of its proper divisors (1).

342163397 is an equidigital number, since it uses as much as digits as its factorization.

342163397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 38.

The square root of 342163397 is about 18497.6592302918. The cubic root of 342163397 is about 699.4304189779.

The spelling of 342163397 in words is "three hundred forty-two million, one hundred sixty-three thousand, three hundred ninety-seven".