304131089 has 2 divisors, whose sum is σ = 304131090. Its totient is φ = 304131088.

The previous prime is 304131029. The next prime is 304131101. The reversal of 304131089 is 980131403.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201412864 + 102718225 = 14192^2 + 10135^2 .

It is a cyclic number.

It is not a de Polignac number, because 304131089 - 2²⁰ = 303082513 is a prime.

It is not a weakly prime, because it can be changed into another prime (304131029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152065544 + 152065545.

It is an arithmetic number, because the mean of its divisors is an integer number (152065545).

Almost surely, 2^304131089 is an apocalyptic number.

It is an amenable number.

304131089 is a deficient number, since it is larger than the sum of its proper divisors (1).

304131089 is an equidigital number, since it uses as much as digits as its factorization.

304131089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 304131089 is about 17439.3546038837. The cubic root of 304131089 is about 672.4917161540.

The spelling of 304131089 in words is "three hundred four million, one hundred thirty-one thousand, eighty-nine".