339981373 has 2 divisors, whose sum is σ = 339981374. Its totient is φ = 339981372.

The previous prime is 339981361. The next prime is 339981391. The reversal of 339981373 is 373189933.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 173106649 + 166874724 = 13157^2 + 12918^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-339981373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (339981353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169990686 + 169990687.

It is an arithmetic number, because the mean of its divisors is an integer number (169990687).

Almost surely, 2^339981373 is an apocalyptic number.

It is an amenable number.

339981373 is a deficient number, since it is larger than the sum of its proper divisors (1).

339981373 is an equidigital number, since it uses as much as digits as its factorization.

339981373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 367416, while the sum is 46.

The square root of 339981373 is about 18438.5838122129. The cubic root of 339981373 is about 697.9404586009.

The spelling of 339981373 in words is "three hundred thirty-nine million, nine hundred eighty-one thousand, three hundred seventy-three".