242054237 has 2 divisors, whose sum is σ = 242054238. Its totient is φ = 242054236.

The previous prime is 242054209. The next prime is 242054251. The reversal of 242054237 is 732450242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 232684516 + 9369721 = 15254^2 + 3061^2 .

It is a cyclic number.

It is not a de Polignac number, because 242054237 - 2⁶ = 242054173 is a prime.

It is equal to p_13268072 and since 242054237 and 13268072 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 (242054207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121027118 + 121027119.

It is an arithmetic number, because the mean of its divisors is an integer number (121027119).

Almost surely, 2^242054237 is an apocalyptic number.

It is an amenable number.

242054237 is a deficient number, since it is larger than the sum of its proper divisors (1).

242054237 is an equidigital number, since it uses as much as digits as its factorization.

242054237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 242054237 is about 15558.0923316453. The cubic root of 242054237 is about 623.2145197268.

The spelling of 242054237 in words is "two hundred forty-two million, fifty-four thousand, two hundred thirty-seven".