304122155413 has 2 divisors, whose sum is σ = 304122155414. Its totient is φ = 304122155412.

The previous prime is 304122155411. The next prime is 304122155429. The reversal of 304122155413 is 314551221403.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 253252510564 + 50869644849 = 503242^2 + 225543^2 .

It is a cyclic number.

It is not a de Polignac number, because 304122155413 - 2¹ = 304122155411 is a prime.

Together with 304122155411, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (304122155411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152061077706 + 152061077707.

It is an arithmetic number, because the mean of its divisors is an integer number (152061077707).

Almost surely, 2^304122155413 is an apocalyptic number.

It is an amenable number.

304122155413 is a deficient number, since it is larger than the sum of its proper divisors (1).

304122155413 is an equidigital number, since it uses as much as digits as its factorization.

304122155413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 304122155413 its reverse (314551221403), we get a palindrome (618673376816).

The spelling of 304122155413 in words is "three hundred four billion, one hundred twenty-two million, one hundred fifty-five thousand, four hundred thirteen".