304325121 has 16 divisors (see below), whose sum is σ = 423812736. Its totient is φ = 193877376.

The previous prime is 304325117. The next prime is 304325123. The reversal of 304325121 is 121523403.

It is not a de Polignac number, because 304325121 - 2² = 304325117 is a prime.

It is a super-2 number, since 2×304325121² = 185227558543329282, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (304325123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136411 + ... + 138623.

It is an arithmetic number, because the mean of its divisors is an integer number (26488296).

Almost surely, 2^304325121 is an apocalyptic number.

It is an amenable number.

304325121 is a deficient number, since it is larger than the sum of its proper divisors (119487615).

304325121 is a wasteful number, since it uses less digits than its factorization.

304325121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4232.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 304325121 is about 17444.9167667834. The cubic root of 304325121 is about 672.6346996436.

Adding to 304325121 its reverse (121523403), we get a palindrome (425848524).

It can be divided in two parts, 30432 and 5121, that added together give a palindrome (35553).

The spelling of 304325121 in words is "three hundred four million, three hundred twenty-five thousand, one hundred twenty-one".