342349253 has 2 divisors, whose sum is σ = 342349254. Its totient is φ = 342349252.

The previous prime is 342349223. The next prime is 342349261. The reversal of 342349253 is 352943243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270997444 + 71351809 = 16462^2 + 8447^2 .

It is a cyclic number.

It is not a de Polignac number, because 342349253 - 2¹⁰ = 342348229 is a prime.

It is a super-2 number, since 2×342349253² = 234406022059316018, which contains 22 as substring.

It is a Chen prime.

It is equal to p_18414386 and since 342349253 and 18414386 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342349223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171174626 + 171174627.

It is an arithmetic number, because the mean of its divisors is an integer number (171174627).

Almost surely, 2^342349253 is an apocalyptic number.

It is an amenable number.

342349253 is a deficient number, since it is larger than the sum of its proper divisors (1).

342349253 is an equidigital number, since it uses as much as digits as its factorization.

342349253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 35.

The square root of 342349253 is about 18502.6823190585. The cubic root of 342349253 is about 699.5570347133.

The spelling of 342349253 in words is "three hundred forty-two million, three hundred forty-nine thousand, two hundred fifty-three".