151305303 has 16 divisors (see below), whose sum is σ = 215052800. Its totient is φ = 94348800.

The previous prime is 151305289. The next prime is 151305311. The reversal of 151305303 is 303503151.

It is a happy number.

It is not a de Polignac number, because 151305303 - 2²⁶ = 84196439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 151305303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151305313) 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 in 15 ways as a sum of consecutive naturals, for example, 12298 + ... + 21303.

It is an arithmetic number, because the mean of its divisors is an integer number (13440800).

Almost surely, 2^151305303 is an apocalyptic number.

151305303 is a deficient number, since it is larger than the sum of its proper divisors (63747497).

151305303 is a wasteful number, since it uses less digits than its factorization.

151305303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33702.

The product of its (nonzero) digits is 675, while the sum is 21.

The square root of 151305303 is about 12300.6220574408. The cubic root of 151305303 is about 532.8660482119.

Adding to 151305303 its reverse (303503151), we get a palindrome (454808454).

The spelling of 151305303 in words is "one hundred fifty-one million, three hundred five thousand, three hundred three".