1038317219393 has 2 divisors, whose sum is σ = 1038317219394. Its totient is φ = 1038317219392.

The previous prime is 1038317219383. The next prime is 1038317219437. The reversal of 1038317219393 is 3939127138301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 590979637504 + 447337581889 = 768752^2 + 668833^2 .

It is a cyclic number.

It is not a de Polignac number, because 1038317219393 - 2¹² = 1038317215297 is a prime.

It is a super-2 number, since 2×1038317219393² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1038317219323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 519158609696 + 519158609697.

It is an arithmetic number, because the mean of its divisors is an integer number (519158609697).

Almost surely, 2^{1038317219393} is an apocalyptic number.

It is an amenable number.

1038317219393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1038317219393 is an equidigital number, since it uses as much as digits as its factorization.

1038317219393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 734832, while the sum is 50.

The spelling of 1038317219393 in words is "one trillion, thirty-eight billion, three hundred seventeen million, two hundred nineteen thousand, three hundred ninety-three".