242214151 has 2 divisors, whose sum is σ = 242214152. Its totient is φ = 242214150.

The previous prime is 242214121. The next prime is 242214163. The reversal of 242214151 is 151412242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242214151 - 2⁹ = 242213639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242214121) 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, 121107075 + 121107076.

It is an arithmetic number, because the mean of its divisors is an integer number (121107076).

Almost surely, 2^242214151 is an apocalyptic number.

242214151 is a deficient number, since it is larger than the sum of its proper divisors (1).

242214151 is an equidigital number, since it uses as much as digits as its factorization.

242214151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 640, while the sum is 22.

The square root of 242214151 is about 15563.2307378642. The cubic root of 242214151 is about 623.3517324839.

Adding to 242214151 its reverse (151412242), we get a palindrome (393626393).

The spelling of 242214151 in words is "two hundred forty-two million, two hundred fourteen thousand, one hundred fifty-one".