342134657 has 2 divisors, whose sum is σ = 342134658. Its totient is φ = 342134656.

The previous prime is 342134651. The next prime is 342134669. The reversal of 342134657 is 756431243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 266375041 + 75759616 = 16321^2 + 8704^2 .

It is a cyclic number.

It is not a de Polignac number, because 342134657 - 2¹² = 342130561 is a prime.

It is a super-2 number, since 2×342134657² = 234112247041015298, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (342134651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171067328 + 171067329.

It is an arithmetic number, because the mean of its divisors is an integer number (171067329).

Almost surely, 2^342134657 is an apocalyptic number.

It is an amenable number.

342134657 is a deficient number, since it is larger than the sum of its proper divisors (1).

342134657 is an equidigital number, since it uses as much as digits as its factorization.

342134657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 35.

The square root of 342134657 is about 18496.8823589274. The cubic root of 342134657 is about 699.4108355534.

The spelling of 342134657 in words is "three hundred forty-two million, one hundred thirty-four thousand, six hundred fifty-seven".