298061317 has 2 divisors, whose sum is σ = 298061318. Its totient is φ = 298061316.

The previous prime is 298061299. The next prime is 298061321. The reversal of 298061317 is 713160892.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 158608836 + 139452481 = 12594^2 + 11809^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-298061317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (298061377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 149030658 + 149030659.

It is an arithmetic number, because the mean of its divisors is an integer number (149030659).

Almost surely, 2^298061317 is an apocalyptic number.

It is an amenable number.

298061317 is a deficient number, since it is larger than the sum of its proper divisors (1).

298061317 is an equidigital number, since it uses as much as digits as its factorization.

298061317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 298061317 is about 17264.4524095032. The cubic root of 298061317 is about 667.9878123262.

It can be divided in two parts, 298061 and 317, that added together give a triangular number (298378 = T₇₇₂).

The spelling of 298061317 in words is "two hundred ninety-eight million, sixty-one thousand, three hundred seventeen".