304137135 has 24 divisors (see below), whose sum is σ = 527580144. Its totient is φ = 162080640.

The previous prime is 304137133. The next prime is 304137137. The reversal of 304137135 is 531731403.

It is an interprime number because it is at equal distance from previous prime (304137133) and next prime (304137137).

It is not a de Polignac number, because 304137135 - 2¹ = 304137133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 304137099 and 304137108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304137133) 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 23 ways as a sum of consecutive naturals, for example, 101164 + ... + 104126.

It is an arithmetic number, because the mean of its divisors is an integer number (21982506).

Almost surely, 2^304137135 is an apocalyptic number.

304137135 is a deficient number, since it is larger than the sum of its proper divisors (223443009).

304137135 is a wasteful number, since it uses less digits than its factorization.

304137135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5255 (or 5252 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 304137135 is about 17439.5279465930. The cubic root of 304137135 is about 672.4961724100.

Adding to 304137135 its reverse (531731403), we get a palindrome (835868538).

The spelling of 304137135 in words is "three hundred four million, one hundred thirty-seven thousand, one hundred thirty-five".