242650151 has 2 divisors, whose sum is σ = 242650152. Its totient is φ = 242650150.

The previous prime is 242650141. The next prime is 242650157. The reversal of 242650151 is 151056242.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242650151 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242650151.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242650157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121325075 + 121325076.

It is an arithmetic number, because the mean of its divisors is an integer number (121325076).

Almost surely, 2^242650151 is an apocalyptic number.

242650151 is a deficient number, since it is larger than the sum of its proper divisors (1).

242650151 is an equidigital number, since it uses as much as digits as its factorization.

242650151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 242650151 is about 15577.2318144143. The cubic root of 242650151 is about 623.7255317890.

The spelling of 242650151 in words is "two hundred forty-two million, six hundred fifty thousand, one hundred fifty-one".