298548013 has 2 divisors, whose sum is σ = 298548014. Its totient is φ = 298548012.

The previous prime is 298548001. The next prime is 298548023. The reversal of 298548013 is 310845892.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220879044 + 77668969 = 14862^2 + 8813^2 .

It is a cyclic number.

It is not a de Polignac number, because 298548013 - 2²⁵ = 264993581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298548023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149274006 + 149274007.

It is an arithmetic number, because the mean of its divisors is an integer number (149274007).

Almost surely, 2^298548013 is an apocalyptic number.

It is an amenable number.

298548013 is a deficient number, since it is larger than the sum of its proper divisors (1).

298548013 is an equidigital number, since it uses as much as digits as its factorization.

298548013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 298548013 is about 17278.5419813131. The cubic root of 298548013 is about 668.3511941601.

The spelling of 298548013 in words is "two hundred ninety-eight million, five hundred forty-eight thousand, thirteen".