304042520051 has 2 divisors, whose sum is σ = 304042520052. Its totient is φ = 304042520050.

The previous prime is 304042520003. The next prime is 304042520107. The reversal of 304042520051 is 150025240403.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (150025240403) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-304042520051 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 304042520051.

It is not a weakly prime, because it can be changed into another prime (304042522051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152021260025 + 152021260026.

It is an arithmetic number, because the mean of its divisors is an integer number (152021260026).

Almost surely, 2^304042520051 is an apocalyptic number.

304042520051 is a deficient number, since it is larger than the sum of its proper divisors (1).

304042520051 is an equidigital number, since it uses as much as digits as its factorization.

304042520051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 304042520051 its reverse (150025240403), we get a palindrome (454067760454).

The spelling of 304042520051 in words is "three hundred four billion, forty-two million, five hundred twenty thousand, fifty-one".