242550151 has 2 divisors, whose sum is σ = 242550152. Its totient is φ = 242550150.

The previous prime is 242550109. The next prime is 242550163. The reversal of 242550151 is 151055242.

242550151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242550151 - 2²⁵ = 208995719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242550551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121275075 + 121275076.

It is an arithmetic number, because the mean of its divisors is an integer number (121275076).

Almost surely, 2^242550151 is an apocalyptic number.

242550151 is a deficient number, since it is larger than the sum of its proper divisors (1).

242550151 is an equidigital number, since it uses as much as digits as its factorization.

242550151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 242550151 is about 15574.0216707182. The cubic root of 242550151 is about 623.6398376005.

The spelling of 242550151 in words is "two hundred forty-two million, five hundred fifty thousand, one hundred fifty-one".