305230151 has 2 divisors, whose sum is σ = 305230152. Its totient is φ = 305230150.

The previous prime is 305230141. The next prime is 305230157. The reversal of 305230151 is 151032503.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 305230151 - 2²⁶ = 238121287 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (305230157) 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, 152615075 + 152615076.

It is an arithmetic number, because the mean of its divisors is an integer number (152615076).

Almost surely, 2^305230151 is an apocalyptic number.

305230151 is a deficient number, since it is larger than the sum of its proper divisors (1).

305230151 is an equidigital number, since it uses as much as digits as its factorization.

305230151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 305230151 is about 17470.8371579613. The cubic root of 305230151 is about 673.3008207079.

Adding to 305230151 its reverse (151032503), we get a palindrome (456262654).

The spelling of 305230151 in words is "three hundred five million, two hundred thirty thousand, one hundred fifty-one".