542170297 has 2 divisors, whose sum is σ = 542170298. Its totient is φ = 542170296.

The previous prime is 542170247. The next prime is 542170303. The reversal of 542170297 is 792071245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 533194281 + 8976016 = 23091^2 + 2996^2 .

It is a cyclic number.

It is not a de Polignac number, because 542170297 - 2¹⁹ = 541646009 is a prime.

It is not a weakly prime, because it can be changed into another prime (542170217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271085148 + 271085149.

It is an arithmetic number, because the mean of its divisors is an integer number (271085149).

Almost surely, 2^542170297 is an apocalyptic number.

It is an amenable number.

542170297 is a deficient number, since it is larger than the sum of its proper divisors (1).

542170297 is an equidigital number, since it uses as much as digits as its factorization.

542170297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 542170297 is about 23284.5506076454. The cubic root of 542170297 is about 815.4147697470.

The spelling of 542170297 in words is "five hundred forty-two million, one hundred seventy thousand, two hundred ninety-seven".