1438979082337 has 2 divisors, whose sum is σ = 1438979082338. Its totient is φ = 1438979082336.

The previous prime is 1438979082329. The next prime is 1438979082371. The reversal of 1438979082337 is 7332809798341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1328569748496 + 110409333841 = 1152636^2 + 332279^2 .

It is an emirp because it is prime and its reverse (7332809798341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1438979082337 - 2³ = 1438979082329 is a prime.

It is not a weakly prime, because it can be changed into another prime (1438979080337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 719489541168 + 719489541169.

It is an arithmetic number, because the mean of its divisors is an integer number (719489541169).

Almost surely, 2^{1438979082337} is an apocalyptic number.

It is an amenable number.

1438979082337 is a deficient number, since it is larger than the sum of its proper divisors (1).

1438979082337 is an equidigital number, since it uses as much as digits as its factorization.

1438979082337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54867456, while the sum is 64.

The spelling of 1438979082337 in words is "one trillion, four hundred thirty-eight billion, nine hundred seventy-nine million, eighty-two thousand, three hundred thirty-seven".