342513169 has 2 divisors, whose sum is σ = 342513170. Its totient is φ = 342513168.

The previous prime is 342513167. The next prime is 342513187. The reversal of 342513169 is 961315243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 342250000 + 263169 = 18500^2 + 513^2 .

It is a cyclic number.

It is not a de Polignac number, because 342513169 - 2¹ = 342513167 is a prime.

It is a super-2 number, since 2×342513169² = 234630541876845122, which contains 22 as substring.

Together with 342513167, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (342513167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171256584 + 171256585.

It is an arithmetic number, because the mean of its divisors is an integer number (171256585).

Almost surely, 2^342513169 is an apocalyptic number.

It is an amenable number.

342513169 is a deficient number, since it is larger than the sum of its proper divisors (1).

342513169 is an equidigital number, since it uses as much as digits as its factorization.

342513169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 34.

The square root of 342513169 is about 18507.1113088996. Note that the first 3 decimals coincide. The cubic root of 342513169 is about 699.6686656416.

The spelling of 342513169 in words is "three hundred forty-two million, five hundred thirteen thousand, one hundred sixty-nine".