298270513 has 2 divisors, whose sum is σ = 298270514. Its totient is φ = 298270512.

The previous prime is 298270487. The next prime is 298270519. The reversal of 298270513 is 315072892.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 172449424 + 125821089 = 13132^2 + 11217^2 .

It is a cyclic number.

It is not a de Polignac number, because 298270513 - 2⁹ = 298270001 is a prime.

It is not a weakly prime, because it can be changed into another prime (298270519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149135256 + 149135257.

It is an arithmetic number, because the mean of its divisors is an integer number (149135257).

Almost surely, 2^298270513 is an apocalyptic number.

It is an amenable number.

298270513 is a deficient number, since it is larger than the sum of its proper divisors (1).

298270513 is an equidigital number, since it uses as much as digits as its factorization.

298270513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 298270513 is about 17270.5099229872. The cubic root of 298270513 is about 668.1440527714.

The spelling of 298270513 in words is "two hundred ninety-eight million, two hundred seventy thousand, five hundred thirteen".