342140177 has 2 divisors, whose sum is σ = 342140178. Its totient is φ = 342140176.

The previous prime is 342140153. The next prime is 342140219. The reversal of 342140177 is 771041243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 298632961 + 43507216 = 17281^2 + 6596^2 .

It is a cyclic number.

It is not a de Polignac number, because 342140177 - 2⁸ = 342139921 is a prime.

It is equal to p_18403742 and since 342140177 and 18403742 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (342140107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171070088 + 171070089.

It is an arithmetic number, because the mean of its divisors is an integer number (171070089).

Almost surely, 2^342140177 is an apocalyptic number.

It is an amenable number.

342140177 is a deficient number, since it is larger than the sum of its proper divisors (1).

342140177 is an equidigital number, since it uses as much as digits as its factorization.

342140177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 342140177 is about 18497.0315726605. The cubic root of 342140177 is about 699.4145969643.

The spelling of 342140177 in words is "three hundred forty-two million, one hundred forty thousand, one hundred seventy-seven".