338363513 has 2 divisors, whose sum is σ = 338363514. Its totient is φ = 338363512.

The previous prime is 338363491. The next prime is 338363579. The reversal of 338363513 is 315363833.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 336062224 + 2301289 = 18332^2 + 1517^2 .

It is a cyclic number.

It is not a de Polignac number, because 338363513 - 2¹⁸ = 338101369 is a prime.

It is a super-2 number, since 2×338363513² = 228979733859402338, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (338363413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169181756 + 169181757.

It is an arithmetic number, because the mean of its divisors is an integer number (169181757).

Almost surely, 2^338363513 is an apocalyptic number.

It is an amenable number.

338363513 is a deficient number, since it is larger than the sum of its proper divisors (1).

338363513 is an equidigital number, since it uses as much as digits as its factorization.

338363513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 35.

The square root of 338363513 is about 18394.6599044397. The cubic root of 338363513 is about 696.8316078353.

The spelling of 338363513 in words is "three hundred thirty-eight million, three hundred sixty-three thousand, five hundred thirteen".